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Why does my Chevy Silverado make a whining noise when I accelerate?

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Why does my Chevy Silverado make a whining noise when I accelerate?

A whining sound when accelerating is almost always caused by a bad accessory attached to your Silverado’s engine. Here are the most common causes of whining noises when accelerating: 1. Bad Alternator. When an alternator is going bad, it’ll often begin to put out a high pitched whining sound.

Why does my truck make a grinding noise?

Clancy, tried your suggestion this afternoon and the truck does not buck or shudder, just the normal 4WD feeling when the front is locked with the rear. Stumpuller6.5 Shits gonna get Abrasive…

Which is worse a bad differential or a bad driveline?

We don’t know which sounds worse—car guys singing show tunes in the shower or a howling differential. While there is no help for our singing, we can help you diagnose the sounds coming from a differential gone bad. A clunk, whine, or howl can signal a worn-out pinion gear, bad bearings, or a faulty gear installation.

A whining sound when accelerating is almost always caused by a bad accessory attached to your Silverado’s engine. Here are the most common causes of whining noises when accelerating: 1. Bad Alternator. When an alternator is going bad, it’ll often begin to put out a high pitched whining sound.

Why does my 4 wheel drive not engage?

The transfer case could pose another reason why your 4 wheel drive fails to engage. This could be due to the vehicle not coming to a complete stop to allow it to engage. This is because the splined pin and gears of the actuator need to align 100% with the gears inside the transfer case.

What does the blinking 4 wheel drive indicator mean?

So what is that 4 wheel drive indicator blinking on your dashboard means? The purpose of the 4 wheel drive light is to indicate when you have engaged 4WD mode by selecting 4H. When the light flashes continuously for more than 30 seconds it signifies there is a problem somewhere on your drivetrain system and that 4WD has not engaged properly.

Is there a DTC for a GM 4WD?

Some later model 4WD systems have scan tool capabilities along with diagnostic trouble codes (DTCs) to help locate and diagnose many of the problems associated with them. We looked at two GM K 1500 trucks that have the NVG 246 two- speed transfer case. One is a 1999 model, the other a 2000.

Why does my 94 siverado make a thumping noise?

Every time I start my 94 Siverado, for 15 to 20 seconds it makes a “thump, thump, thump…” sound from the front heater box, then it stops. Heater works fine otherwise. When I shut the truck down, the “thumping” cycle repeats, again, for 15 to 20 seconds.

What’s the knocking noise coming from MY Suburban?

I recently ran into this same knocking/ ticking issue coming from my 2005 Suburban, 5.3 Vortec. After countless hours of research, multiple engine flushes, oil change, air filter, valve adjustment…etc etc etc…my solution and problem were relatively simple.

What kind of noise does a diesel engine make?

A few months ago, I began to hear a noise that sounds similar to a diesel engine, which begins a few seconds after starting the cold engine. Once warmed up, or as soon as driving or revving, the noise goes away completely. An M4A sound file is linked under What

Every time I start my 94 Siverado, for 15 to 20 seconds it makes a “thump, thump, thump…” sound from the front heater box, then it stops. Heater works fine otherwise. When I shut the truck down, the “thumping” cycle repeats, again, for 15 to 20 seconds.

What’s the clicking sound on a GM Truck?

When I have heter on and it is clicking, if I push the REC button it stops, but in that position, if I turn the heater/fan off the clicking starts again for the 30 sec.? Anyone have any imput on this. Thank you in advance …….Sherrie

What causes a loud cold start knock noise?

I don’t think there is anything (maybe a rebuild) that will fix the piston slap. The lifter noise is usually dirt and, or wear, that lets the lifter “bleed down”. Sometimes as @ Conlan Rose suggested, it might be a slow to build oil pressure issue, that is caused by a dirty oil filter, sometimes it’s clogged oil passages.

Why does my GM Truck start so cold?

Look up piston slap to study it more its mostly from the short piston skirts that allow the piston to rock around more when cold. Also different oils help, i run moble 1 truck 5w30 in my truck with 116k on it. I have heard that gm top end cleaner and the 3m kits work well.

Where does the lifter sound come from on a Chevy Silverado?

You can hear lifter click best around the top of the engine, and isolate the noise with a stethoscope against the valve cover. It will occur at idle and increases as you rev the engine, continuing even when the engine is warm. Valve lifter noise is detrimental and should be addressed quickly.

Is it bad to hear piston slap in Chevy Silverado?

In TSB 01-06-01-022 (Aug 22, 2001) and TSB 01-06-01-028A (Mar 18, 2003) GM has stated that piston slap is not detrimental and will not affect the service life of the engine. Indeed, many owners report reaching 300,000 miles despite hearing piston slap. Valve lifter noise is a light, rapid metallic clicking.

What causes a clunking noise on the driveline?

Cause: Bad wheel bearings Noise: Driveline squeaking or grinding at any speed Cause:Worn or damaged U-joints Noise: Clunking when depressing the throttle pedal (takeoff) Cause:Worn U-joints; worn spider gears; worn axle splines; excessive gear backlash; loose yoke splines; worn slip yoke splines Noise:Clunk immediately after taking off from a stop

You can hear lifter click best around the top of the engine, and isolate the noise with a stethoscope against the valve cover. It will occur at idle and increases as you rev the engine, continuing even when the engine is warm. Valve lifter noise is detrimental and should be addressed quickly.

Cause: Bad wheel bearings Noise: Driveline squeaking or grinding at any speed Cause:Worn or damaged U-joints Noise: Clunking when depressing the throttle pedal (takeoff) Cause:Worn U-joints; worn spider gears; worn axle splines; excessive gear backlash; loose yoke splines; worn slip yoke splines Noise:Clunk immediately after taking off from a stop

In TSB 01-06-01-022 (Aug 22, 2001) and TSB 01-06-01-028A (Mar 18, 2003) GM has stated that piston slap is not detrimental and will not affect the service life of the engine. Indeed, many owners report reaching 300,000 miles despite hearing piston slap. Valve lifter noise is a light, rapid metallic clicking.

Why does my GM Yukon XL make a whining noise?

My 03 yukon xl did the same thing. It was annoying as heck. The noise travel under the body and sounded like it was coming from the engine. I had the rear bearing replaced and the noise stopped. Click to expand… it exactly only doing it when i press some gas and moving, as soon as i let go foot off of pedal gas it stops.

Why does my gmcsierra1500 whistle when parked?

My 2004 GMCSierra1500 has had a (non-electrical in nature) whine/whistle in the engine compartment since I purchased it (used). It seems to be throttle-related in some way, as it manifests both when in motion as well as when parked.

What’s the problem with my GM Truck whining?

Click to expand… it exactly only doing it when i press some gas and moving, as soon as i let go foot off of pedal gas it stops. If its the rear pinion bearing i will change it and it will make sens since i have a little loose in the rack , i can feel it when im driving and turning the steering wheel to park the truck..

My 2004 GMCSierra1500 has had a (non-electrical in nature) whine/whistle in the engine compartment since I purchased it (used). It seems to be throttle-related in some way, as it manifests both when in motion as well as when parked.

What makes a 95 c1500 squeal so loud?

95 C1500 has extremely high… Have replaced the A/C compressor, power steering pump, harmonic balancer, fan clutch plate, tensioner pulley, idler pulley, alternator and the distributor. All of these parts were not changed due to high pitched squeal.

Why does my truck have a high pitched squeal?

All of these parts were not changed due to high pitched squeal. Upon further testing they were found to be faulty and/or going bad. Truck has 269,000 miles and engine runs very strong. There are no misfires. Other than high pitched squealing/squeaking at LOW RPM’s truck has absolutely no issues!

Why does my car whistle when I accelerate?

Sounds as though it may be a vacume leak causing you problems. The fact that it occurs when accelerating and decellerating but not at a steady throtle seems a bit odd to me as vacume levels change from one side of the plate under those conditions. But as others here would say “if you here hoof beats, look for horses first then zebras”.

What causes a howling noise in the rear of a car?

Cause:Worn rear pinion bearing or worn gear set Noise:Howl without whir or rumble while accelerating at any speed (gears previously quiet) Cause:Worn gear set due to lack of lubrication or overloading Noise:Howling while accelerating over a small speed range (gears previously quiet) Cause:Worn gear set due to lack of lubrication or overloading

Why does my GM Truck make a popping noise?

X2.. This is a bad CV joint causing your clicking & popping Jordan. Check it & see if it’s dry. You may just need to pump a little grease into the boot & squeeze it into the joint to stop it if it isn’t too far gone. The fact that the noise is worse on a tight turn just solidifies the outer CV joint as being the problem.

Why does my Audi make a whining noise when I start the car?

A bad torque converter can cause a whining sound when starting your vehicle. A good place to start would be to check the transmission fluid. You’re going to want to check it for both color, and metal content. If you see any flecks of metal on there, it is probably going to need serviced.

What makes the grinding noise in the front wheel?

Auto, Front Diff engaged, and transfer uses a clutch pack to send power to the front. The front hubs arent really a hub anymore the CV axle simply is splined into the bearing so power can be spent to the Front wells. This allowed for ease of use and less parts to screw up.

Why does my rear differential make a whining noise?

A thorough transmission checkup might solve the mystery. Wearing out of gears in the rear differential or front, may be causing whining sounds. This sound may result from the friction in the ring and pinion arrangement. Get the rear differential noise checked and get it fixed as soon as possible.

Why does my car make noise when I accelerate?

http://www.top5autorepairs.com. Car noise when accelerating whining. A car making whining noise when accelerating is a sign of a failing alternator, failing automatic transmission, or a failing power steering pump.

A bad torque converter can cause a whining sound when starting your vehicle. A good place to start would be to check the transmission fluid. You’re going to want to check it for both color, and metal content. If you see any flecks of metal on there, it is probably going to need serviced.

Why does my alternator make a whining noise?

Alternator whine is a product of a drop in voltage between the radio and the alternator itself. It is usually way more noticeable on the A.M band of the radio. You’ll hear it match the acceleration of the vehicle.

Why does my Toyota RAV4 make a whining noise?

If it gets too low on fluid they’ll make the it’ll whine a lot. You need to check the fluid level and fill it back up to the factory fill line. The pump can also go out. To determine if it is the power steering pump, turn the wheel left and right with the vehicle sitting.

What happens to the crank sensor on a GMC?

The crankshaft sensor on GMC vehicles is synced to the powertrain control module, or PCM. When the crank sensor is replaced, it must be resynced to the PCM. Without resyncing, the PCM cannot properly determine the position of the crankshaft.

Where does the clunk come from on a Chevy Silverado?

The clunk will appear to come from the front, under your feet. When upshifting from 2nd to 3rd or downshifting from 3rd to 2nd, the 4L60E transmission may clunk. In TSB 01-07-30-042B (Jan 16, 2004) GM has stated that this is normal and no service is required.

What are symptoms of bad crankshaft position sensor?

Problems with the crankshaft position sensor will often present as problems with engine timing. If you think your sensor has failed, here are some common symptoms of a bad crankshaft sensor that can help you in determining whether or not it has failed. As the engine speeds up, there needs to be adjustments to spark timing and fuel injection.

The clunk will appear to come from the front, under your feet. When upshifting from 2nd to 3rd or downshifting from 3rd to 2nd, the 4L60E transmission may clunk. In TSB 01-07-30-042B (Jan 16, 2004) GM has stated that this is normal and no service is required.

If it gets too low on fluid they’ll make the it’ll whine a lot. You need to check the fluid level and fill it back up to the factory fill line. The pump can also go out. To determine if it is the power steering pump, turn the wheel left and right with the vehicle sitting.

Alternator whine is a product of a drop in voltage between the radio and the alternator itself. It is usually way more noticeable on the A.M band of the radio. You’ll hear it match the acceleration of the vehicle.

Why does my car whine when I hit 20mph?

Once I hit 20mph or so there’s a very loud whine when accelerating but is quiet when you’re not touching the gas or if in neutral revving it there’s no noise as well. When I let off the gas the whine almost turns to a grind and goes away until I tap the gas again.

What should I replace on my 1998 Chevy k1500?

Here is what has been replaced to try and stop this misfire: spark plugs, spark plug wires twice, distributor cap twice, rotor, ignition coil, EGR, CTS on intake manifold, coolant temp gauge sender, fuel filter, fuel pump, MAF sensor, oil change.

What to do with a 98 Chevy 1500?

I want u to clean the air intake valve and idle speed control valve, follow the procedure below.

What’s the fuel pressure on a 1998 Chevy k1500?

Here are the tests I’ve done so far fuel pressure test, fuel pressure 160psi while running, then shut off for 20 min and fuel pressure was at 155 PSI. Dry Compression test on all 8 cylinders between 150-160 psi.

Why does my Chevy 5.3L make a ticking noise?

Regarding a ticking noise or misfire on 2005-2014 GM V8 engines. Therefore with AFM (Active Fuel Management, formerly known as displacement on demand (DoD)). Engine ticking or misfires seem to be happening on cylinders 1, 4, 6 and or 7 on the effected engines.

What causes a sharp knocking noise in the engine?

Cam gear noise will usually be evident at a warm idle in neutral and sounds much like a loose timing chain noise. Piston pin, piston, and connecting rod noise are hard to separate. A loose piston pin, for example, causes a sharp double knock usually heard when the engine is idling, or during sudden acceleration then deceleration of the engine.

Why does my 4 wheel drive make a grinding noise?

Driveline noises in 4WD or AWD vehicles caused by loading may be mistaken for transfer case or front axle noise because they can sound very similar. Four-wheel drive noises caused by loading may exhibit the following conditions: • The noise will be greatest on a clear, dry road and decrease on a low traction surface.

What kind of noise does a Chevy Tahoe make?

My 2002 Tahoe has the same noise. In 4wd noise increases with speed. Whine almost a growl comes from the front differential. Louder on the gas than off. Louder while turning. 82,000 miles on the rig.

Why does my Chevy Silverado make a grinding noise?

A steady grinding from the front that begins with forward motion and corresponds to speed—this noise indicates front wheel bearing wear. At a steady speed, swerve the Silverado slightly left and right. A bearing’s grinding tone will change as the side load changes.

Is there a problem with my Chevy Silverado?

We have been receiving calls on the 1 800 LEMON LAW hotline form quite a few shaken drivers complaining of vibration problems with the Chevrolet Silverado and GMC Sierra. And judging from the message boards, this problem has been going on quite a while in 2013 and 2014 models.

Why does my Chevy Silverado have a vibration problem?

And judging from the message boards, this problem has been going on quite a while in 2013 and 2014 models. According to our ASE certified team of expert mechanics, the vibration stems from the drive train when the vehicle hits 40 miles per hour, and they have yet to see a permanent fix.

How to troubleshoot a car that makes a whining noise?

If your car has a manual transmission, checking the fluid can be a big job. The car has to be jacked up and a check plug removed from the side of the transmission. An automatic transmission might be easier, but in recent years manufacturers have started to eliminate dipsticks and fill spouts from the user serviceable hardware.

Why does my car make a grinding noise when in gear?

A constant whining noise when your car is in gear needs professional attention. If your car has an automatic transmission, one of the most disconcerting noises that you can hear coming from your transmission is a grinding noise. When a grinding noise occurs with your transmission, it could mean a serious problem with your planetary gear system.

Why does my transmission make a gurgling noise?

If you’re like many drivers, you often forget to check the fluid levels in your vehicle, and if the fluid level in your transmission is too low, you will notice a gurgling noise. This noise is caused by the excess air in your transmission line.

Can a 1997 Chevy c1500 5.7L start?

1997 Chevy C1500, 2WD, 5.7L won’t start – cranks fine. No codes – good fuel pressure ( 60+ psi – new pump), good spark, 1997 Chevy C1500, 2WD, 5.7L wont start – cranks fine. No… It will not start. I changed the fuel filter and fuel pump It will not start.

Cause:Worn rear pinion bearing or worn gear set Noise:Howl without whir or rumble while accelerating at any speed (gears previously quiet) Cause:Worn gear set due to lack of lubrication or overloading Noise:Howling while accelerating over a small speed range (gears previously quiet) Cause:Worn gear set due to lack of lubrication or overloading

Why does my car make clunking noise when I make a turn?

Noise: Banging or clunking while making a turn, backing up, or rapid deceleration (like on a freeway off-ramp). Noise gets worse in warmer weather Cause: Posi chatter due to improper lubrication; worn clutches or spider gears; improper assembly Noise:Banging, crunching, or popping while making a turn. Noise not affected by temperature

Why does my car whine when the fuel level is low?

A low fuel level can cause the engine to work much harder to build the necessary pressure to pump the fuel. To analyze the problem, start the car when the fuel is low (below one-fourth tank) and listen for the sound.

What does it mean when your car makes noises?

If you own a car, it probably makes noises you can’t identify, but would love to fix. Car noises are not just annoying: sometimes they are a warning sign, like the calm before a storm. Here are the four car noises customers most commonly complain about.

Why does my car engine make a squeaking noise?

Engine belts can create a loud, high-pitched squeak or squeal that will drive you and your neighbors crazy. Some engine belts only squeak after you go through a large puddle or if there is heavy moisture in the air, and others squeak constantly.

What’s the problem with my Suburban 1500 whining?

My 05 Suburban 1500 has just started whining & does it with the revs in gear. First & second gear seem worse than the others & the wife said the fluid was very low, it only took 2 quarts though. I was thinking torque converter or oil pump in trans.

Why does my 4 wheel drive whine and Hum?

Other noises that could possibly be causing humming and whining noises from the front end are: 1 If you’ve recently replaced or rotated the front tires and they are direction-specific tires. 2 Also, if the front and the rear wheels are not the same diameters. The difference in the rolling circumference could… More …

Is there a problem with my GM suburban?

Well, i looked on google and read about it for the pass 5 hours and cant find a similar problem. i have a 2006 suburban 1500. 293,xxx KM. Everything goes good no check engine , shift good , drive good BUT… When i drive around i have that whining sound only when im in drive and i press the gas pedal.

My 05 Suburban 1500 has just started whining & does it with the revs in gear. First & second gear seem worse than the others & the wife said the fluid was very low, it only took 2 quarts though. I was thinking torque converter or oil pump in trans.

Why does my Chevy Silverado make a noise when I stop?

A steady whine from the front that is best heard while stopped or during low speed turns. With the steering wheel straight, the whine may be null or low, but the noise increases noticeably when the steering wheel is turned. This is often caused by low power steering fluid, which indicates a leak that must be corrected.

Well, i looked on google and read about it for the pass 5 hours and cant find a similar problem. i have a 2006 suburban 1500. 293,xxx KM. Everything goes good no check engine , shift good , drive good BUT… When i drive around i have that whining sound only when im in drive and i press the gas pedal.

Why does my GM Truck make a whining sound?

If its the rear pinion bearing i will change it and it will make sens since i have a little loose in the rack , i can feel it when im driving and turning the steering wheel to park the truck.. Do you have the diagram of the rack and pinion system, im also looking for a complete pdf of a repair manuel guide.

Why does my car make a noise when I accelerate?

Belt noise can mean the belt is worn or loose. Belt noise can also come when one of the pulleys the belt is riding on starts to fail. When the belt no longer moves smoothly along the pulleys, it makes a noise when the car is accelerating. The other noise you might be accustomed to is that of a loud exhaust system.

Why does my car make a gurgling noise when I start the engine?

Some people say that the gurgling sound is similar to a pot of coffee percolating. The sizzling sound is commonly the after effect. This occurs after the engine has overheated and is caused by coolant or oil being forced from its containment source and landing on hot exhaust components, the engine block, cylinder heads or the intake manifold.

Where does the noise from the exhaust come from?

If it occurs in the intake system, the noise will come from the fuel system (fuel injector throttle body) and if from the exhaust system (which is most common) will come from the exhaust pipe. What causes a backfire?

Why does my car make a sizzling noise when I start the engine?

The sizzling sound is commonly the after effect. This occurs after the engine has overheated and is caused by coolant or oil being forced from its containment source and landing on hot exhaust components, the engine block, cylinder heads or the intake manifold. The sizzling sound is also commonly associated with issues with the catalytic converter.

Why does my GM Truck make a noise when I accelerate?

Crawl underneath and try to turn the driveshaft. It should turn all the way around with minimal effort. If it will not, again, most likely bad U-joint. Rear end noise travels to the front. I changed my wheel bearings because I thought they were the problem.

Why does my car make a whining noise when I shift gears?

In manual cars, if the whining sound occurs when the clutch is pressed for gear shifting, then the release bearing is probably damaged. It is pilot bearing if the whining sound begins when your car starts to move and the clutch released.

How to troubleshoot a car exhaust or engine noise?

How to Troubleshoot a Car Exhaust or Engine Noise 1 Understanding the common noises associated with engine or exhaust component failure. 2 Whirring. 3 Hissing, gurgling, or sizzling. 4 Loud exhaust. 5 Backfiring. 6 Sputtering. 7 Tapping, clicking, or knocking.

Why does my car make a clicking sound when I start the engine?

Repeated “clicking” sounds usually indicate a dead battery. But a faulty solenoid that fails to make adequate electrical contact inside can also produce this tell-tale sound. 4. Sometimes a bad starter solenoid, instead of preventing the engine from starting, may cause it to start on its own without the key being turned to the “start” position.”

Why does my car say it has a bad starter solenoid?

Problems that might cause your car to act like it has a bad starter solenoid can include: Bad battery – If the battery voltage is low it will be unable to provide enough power to start your engine. Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem.

What kind of tires make the most noise?

Because of their stiff sidewalls, run-flat tires (RFT) are usually noisier than non-RFT tires. Once tires are installed on a vehicle, there is much that can go wrong, leading to excessive noise.

Why does my tire make noise when I turn a corner?

Alignment problems can also produce noise by causing tire scuffing. When the wheels are not aligned during a turn, a tire can shift sideways instead of rolling forward. Normal tire wear, when tire tread depth is very low, can lead to the same noise.

How to fix humming noise from GMC or Chevy?

This annoying noise can be fixed in less than 10 minutes with a cheap part. The part can be purchased here: https://boostautoparts.com/collection… Many believe this to be the on star microphone but it is actually part of the HVAC control system.

This annoying noise can be fixed in less than 10 minutes with a cheap part. The part can be purchased here: https://boostautoparts.com/collection… Many believe this to be the on star microphone but it is actually part of the HVAC control system.

Why does my Vortec engine make a ticking noise?

On Vortec engines, the lifters are known to develop “lifter tick” which is simply a ticking noise you hear coming from your engine. The ticking noise can be caused by oil deposits, a bad lifter, or even bent push rods.

On Vortec engines, the lifters are known to develop “lifter tick” which is simply a ticking noise you hear coming from your engine. The ticking noise can be caused by oil deposits, a bad lifter, or even bent push rods.

Why does my 1993 Chevy TBI stall at idle?

Timing is steady and not jumping all over. It is a fuel issue. The only code that ever sets is a P044, lean exhaust, and the exhaust is really lean. We have swapped PCM/PROM with a same year Suburban, no change. Both vehicles run the same as this did using the other’s PCM.

Why is vacuum plugged off on 1993 Chevy TBI?

EGR vacuum is plugged off because EGR diaphram has a leak. I pulled EGR to inspect days ago, and pintle spring has good tension holding valve completely closed, not leaking at all. I know the EGR will richen mixture a little on a hot engine, but that is not the problem.

How many MV does a 1993 Chevy TBI have?

Even now it seems on the lean side, but will for a while have one 02 crosscount before the 20 second lean PCM clock expires throwing it into open loop. The 02 MV hot will frequently hang down around 56 MV to 156 MV and never cross over to rich for a long time.

Why does my Chevy Silverado make a hissing noise when I press the accelerator?

I have a 2004 Chevy silverado 1500 with a 5.3. It recently started making a hissing noise or kind of a sucking air noise coming from the drivers side of the engine like by the intake when you press the accelerator. I just got the intake gasket changed still didn’t fix it does anybody know what this could be? Man if you figure it out, post it up!

Timing is steady and not jumping all over. It is a fuel issue. The only code that ever sets is a P044, lean exhaust, and the exhaust is really lean. We have swapped PCM/PROM with a same year Suburban, no change. Both vehicles run the same as this did using the other’s PCM.

Why does my Tahoe stereo make a whining noise?

Stereo Making Whining Noise If your Tahoe’s stereo is making a whining noise, it is usually caused by a condition known as “alternator whine”. Alternator whine is a product of a drop in voltage between the radio and the alternator itself. It is usually way more noticeable on the A.M band of the radio.

Why does my rear differential make a whirling noise?

Rumbling and whirring noises at speed over 20 mph, moreover, can be the result of worn carrier bearings. For vehicles with C-clip axles, the rear differential noise may change at different turns.

Why does my car air conditioner make a humming noise?

AC compressor. Rattling or your car air conditioner making loud humming noises which get worse as you accelerate can both be signs you need to replace your AC compressor. Compressor clutch. This high-wear part often needs replacing, especially if you live somewhere where you’re constantly running your car’s AC.

Why does my air conditioner belt make a noise?

These belt noises can sound like a major problem and are sometimes mistaken for bearing failure. It’s tempting, but not recommended to use belt dressing for diagnosis, because it contains oils that can damage the rubber. Instead use a high output spray bottle of water and carefully spray the belt to see if the noise disappears.

Why does my Chevy Tahoe rattle when I Turn on the a / C?

You need a new compressor. If you keep driving it like that, it can destroy the belt and/or tensioner and the flailing belt can damage the transmission cooler lines which run right underneath it. Look up this GM Tech service bulliten for more info.

What to do when a / C comes on in Chevy Tahoe?

An A/C system flush is not to be done unless prior authorization is given by the GM Area Service Manager (in Canada, the District Service Manager). 8. Install an A/C Suction Screen. Refer to Corporate Bulletin Number 01-01-39-003A for more information about A/C suction screen repair recommendations and procedures. 9. Install a new A/C compressor.

Why does my Chevy Silverado make a squeaking noise?

Repetitive squeaking indicates the belt is not running true, and prolonged squealing means that the belt is overheating. This noise is typically caused by a mechanical problem, either a worn auto-tensioner or idler pulley.

Where does the whining noise come from in a car?

With so many car parts working simultaneously, it’s difficult to figure out where exactly, is the whining noise coming from. Some report a whining noise from engine, some report it to come from the front right or front left and some are plain clueless about it.

When does the noise in my car go away?

Noise goes away between 1500-2000 RPM’s and is more like a whistle. Noise is present in neutral, not moving and when in drive, moving and in park. when watching the RPM gauge, upon whistle starting there is a slight fluctuation with the RPM’s. whistle is present intermittingly.

Why does my differential make noise while decelerating?

Sometimes, the noise is not differential-related, but is caused by other driveline or axle components. This guide will help you match up the noise you’re hearing with the differential or axle component making it, or at least get you in the ballpark. Noise: Howl while decelerating (gears previously quiet) Cause: Loose pinion bearingpreload

Why does my car make a grinding noise when I accelerate?

Go to same section of road/street where you have heard the noise. It’s more of a gear metal whine when I accelerate, when I let off and decelerate for a second it almost turns into a grinding sound, then it’s silent if I’m not on the gas. I didn’t look to see if the driveshaft was spinning, I don’t believe anything was.

What should I do if my car makes a whining noise when accelerating?

Drive your car slowly over a smooth and even road, and try to feel and hear whether there is anything out of the ordinary, especially as you shift gears. Then, accelerate quickly and continue to listen and feel for anything that’s off.

Sometimes, the noise is not differential-related, but is caused by other driveline or axle components. This guide will help you match up the noise you’re hearing with the differential or axle component making it, or at least get you in the ballpark. Noise: Howl while decelerating (gears previously quiet) Cause: Loose pinion bearingpreload

Go to same section of road/street where you have heard the noise. It’s more of a gear metal whine when I accelerate, when I let off and decelerate for a second it almost turns into a grinding sound, then it’s silent if I’m not on the gas. I didn’t look to see if the driveshaft was spinning, I don’t believe anything was.

Once I hit 20mph or so there’s a very loud whine when accelerating but is quiet when you’re not touching the gas or if in neutral revving it there’s no noise as well. When I let off the gas the whine almost turns to a grind and goes away until I tap the gas again.

What kind of car makes a ticking noise when idling?

2013 Chevy Cruze. 86000 miles. Our car has been ticking while idling, and the noise gets louder and faster when accelerating. Oil has been changed regularly. Water pump was changed recently due to a leak.

With so many car parts working simultaneously, it’s difficult to figure out where exactly, is the whining noise coming from. Some report a whining noise from engine, some report it to come from the front right or front left and some are plain clueless about it.

What causes a whirring noise at the front of the car?

If you have a ‘whirring’ or ‘humming’ noise coming from the front of your vehicle, you may have a worn wheel bearing. This video shows how to verify the problem – even if the bearing hasn’t worn to the point that there is movement in the wheel

Why does my GMC Terrain make a high pitched noise?

If your GMC Terrainis making a high pitched noise or hum, it could be a sign of a bad wheel bearing. There are several different vehicular components that can make a squeal or hum. That’s why it is important to know the other warning signs of a bad bearing before just going in and replacing it.

Why do I hear a clicking noise when I Turn On 4 wheel drive?

The front drive shafts and wheels are not propelling the vehicle forward but simply coast along, hence the driver not hearing any dubious clicking sounds in 2H but only when the 4H mode is engaged. The easiest method of detecting the bad CV is to drive the vehicle with 4H mode selected for a short while.

Other noises that could possibly be causing humming and whining noises from the front end are: 1 If you’ve recently replaced or rotated the front tires and they are direction-specific tires. 2 Also, if the front and the rear wheels are not the same diameters. The difference in the rolling circumference could… More

The front drive shafts and wheels are not propelling the vehicle forward but simply coast along, hence the driver not hearing any dubious clicking sounds in 2H but only when the 4H mode is engaged. The easiest method of detecting the bad CV is to drive the vehicle with 4H mode selected for a short while.

Why does my Silverado stereo make a whining noise?

It can tell you a lot about the health of your transmission. If your Silverado’s stereo is making a whining noise, it is usually caused by a condition known as “alternator whine”. Alternator whine is a product of a drop in voltage between the radio and the alternator itself.

When did the Chevy Silverado 2500HD come out?

1st owner purchased on 05/02/07 and owned in CO until 03/11/08 • 2nd owner purchased on 05/14/08 and owned in CO until 05/07/10 • 3rd owner purchased on 05/07/10 and owned in CO until .

How to tell if your Duramax Diesel Turbo is gone?

If you can’t find the appropriate fitting, check boost at one of the vacuum ports. With the gauge connected, open the throttle and check the peak boost. All models should check in at 20 psi of boost maximum, with the rpm at about 1,800 for 2003 to 2004 LB7 motors and 1,600 for all others.

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Ruth Doyle