Is there a problem with my Chevy Blazer 4×4?

Yes my name is kyle and I have a 1999 chevy blazer 4×4 and i have the same tccm problems like everybody else but my only problem is that i need the new 32 pin femal plug and the 4pin female cause my tccm is in working condition. I can’t find then plugs and wires anyplace i know what are odds there.

Where is the 4 wheel drive on a Chevy Blazer?

The problem, as I discovered, was corroded wires in the 4×4 module. The module is located behind the kick panel on the passengers side (see picture below). How did I know this?

Is the 4Lo button on a blazer working?

I also now notice (in testing it) that the Auto 4WD, 2HI, and 4HI buttons work, but that the 4LO button just blinks when pushed (in neutral). I have to push one of the other buttons to get out of it.

Why is my Blazer still picking up speed?

2) The Blazer still picks up speed and drives well except for the rubbing/vibration now. Would having pulled out and put back in the dash switches or being in such close proximity to the TCCM caused issues?

The problem, as I discovered, was corroded wires in the 4×4 module. The module is located behind the kick panel on the passengers side (see picture below). How did I know this?

What was the problem with my Chevy Blazer?

The wires/plug connector were badly corroded on a few pins — which led to two broken wires (pin #1, grey w/ black and pin #6, orange). OK, so how the heck am I going to fix this?

What kind of engine does a Chevy Blazer have?

High displacement V6 makes pathetic engine noise and only gets 190 horsepower, pretty lame driving experience but you can really tell it’s a crowd pleaser. MPG isn’t fantastic, but don’t even think about putting premium gas in it, it doesn’t like it. Foldable rear seats allow for ample storage.

Why does my blazer have a bad bearing?

OK; got the Blazer back from the shop. You were RIGHT ON when you said that it was coincidental with having installed an amp. As an FYI for you and your readers: They diagnosed the problem as a bad bearing (driver side, front).

What kind of vacuum does a 4 door Blazer have?

It is a 95 4 door Blazer electronic shift vacuum actuated. I replaced the vacuum actuator just recently before the snow fell. The lights flash when I turn the key on like they are supposed to. Whne I press 4Hi nothing happens.

Why does my 4 wheel drive stop working?

Not open for further replies. My 4 wheel drive recently stopped working properly. It is a 95 4 door Blazer electronic shift vacuum actuated. I replaced the vacuum actuator just recently before the snow fell. The lights flash when I turn the key on like they are supposed to.

I also now notice (in testing it) that the Auto 4WD, 2HI, and 4HI buttons work, but that the 4LO button just blinks when pushed (in neutral). I have to push one of the other buttons to get out of it.

Why does my Blazer make a rubbing noise?

Anyway, I have this rubbing/vibration noise that just started; can feel it immediately even at low speeds, almost like driving with studded tires; gets louder the faster I drive. If I turn the wheel to the right, same thing; to the left… goes away.

What does it mean when your front brake is not working?

Brake Pull: Uneven braking means that you have one front brake on your Chevy that is not operating properly. Your brakes pull to the good side. This can be due to oil, grease or fluid on a pad, a caliper that is stuck, brake line blockage, or wheel bearings that are loose.

Why does my Blazer vibration go away when turning left?

You were RIGHT ON when you said that it was coincidental with having installed an amp. As an FYI for you and your readers: They diagnosed the problem as a bad bearing (driver side, front). They said the reason the vibration went away when turning left was because the weight of the Blazer shifted to the right side.

Can a corroded plunger cause your brakes to bleed?

This runs a real risk of damaging the master cylinder seals. Older brake systems may develop corrosion on the piston plunger and running a corroded plunger past it’s normal travel distance can damage master cylinder seals. Brake fluid quantity is important but so too is the quality.

What causes the brake lines to bleed on a Chevy?

Bleed the brake lines as recommended by Chevy to fix this. You could also have a ballooning brake hose when the brakes are applied. Check your brake hoses for anomalies. Excessive Brake Travel: If the brake linings are worn, the drum brakes are misadjusted or the brake lines have air in them, you will have this issue.

What causes a brake caliper to go to the floor?

If the backside of the tire is wet with fluid either you have a brake caliper that is leaking and must be replaced or a wheel cylinder that has gone bad and needs replacing. Both of these problems allow a fluid leak through their brake fluid seals.

Is there an amp in the back of my Blazer?

Well, just before this starting happening, my son and I installed a sub and amp in the back of the Blazer.

Why does my Chevy Blazer not go over 20 mph?

Won’t go over 20 mph. Starts right up. New plugs and wires. Never really cuts off. Runs hot but not extremely. Mass air flow is usually an intermitant problem. This sounds more like a stopped up catylist converter. take the cat off and run it, see if it gets hot, most likely that will be the problem]

When does a 2001 Blazer start to bog down?

I have a 2001 Blazer, last week as I was climbing a hill I attempted to accelerate and heard a “pop” and my engine started to bog down. Over this last week the bogging down has got progressively worse but only happens when you attempt to accelerate.

When did the Chevy S-10 Blazer come out?

The pickup was also sold by Isuzu as the Hombre from 1996 through 2000, but only in North America. There was also an SUV version, the Chevrolet S-10 Blazer/GMC S-15 Jimmy. An electric version was leased as a fleet vehicle in 1997 and 1998. Together, these pickups are often referred to as the S-series .

When did Chevy stop making the s 10?

Although the North American version of the S-series was discontinued in 2004, the second generation S-10 was still being built in Brazil until 2012, when it was replaced by a Brazilian-built version of the Chevrolet Colorado called the S-10. In Brazil, until 2014, the third generation S-10 offered…

Where did the 2004 Chevy Blazer come from?

1st owner purchased on 04/09/04 and owned in OH until 11/16/04 • 2nd owner purchased on 11/16/04 and owned in MT until 11/20/04 • 3rd owner purchased on 12/14/04 and owned in MT until .

Who was the original owner of the Chevy Blazer?

No accident or damage reported to CARFAX. 1st owner purchased on 07/27/04 and owned in OR until 04/18/15 • 2nd owner purchased on 04/18/15 and owned in CA until 05/19/21. 1st owner drove an estimated 2,527 miles/year • 2nd owner drove an estimated 7,674 miles/year.

Why is my Chevrolet S10 4×4 not working?

(Diagnose and Fix) – YouTube Chevrolet S10 4×4 Not Working? (Diagnose and Fix) If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. An error occurred while retrieving sharing information.

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.

Well, just before this starting happening, my son and I installed a sub and amp in the back of the Blazer.

Is the Chevy Blazer a good car to buy?

The Chevy Blazer is a masterpiece of its kind – the slick lines of the stylish exterior enhance the impression you get from the outstanding performance. The gears are perfectly tuned to keep the vehicle running under any conditions, no distance is too long for this steel beast. Certain components of the vehicle are more prone to damage than others.

Is there a way to replace a Chevy Blazer door?

Refurbish your vehicle’s interior with a new stylish upgrade that installs in minutes and lasts a lifetime. Made of ABS plastic, this combo kit will not crack or split even under extreme conditions. Door Shells by Replace®. This product is made of high-quality materials to serve you for years to come.

What should I replace the armrest on my Chevy Blazer?

Armrests by Coverlay®. Replace your worn-out door panel armrest with this quality product from Coverlay. Manufactured from top-notch materials, this replacement door panel armrest ensures the ultimate in quality and value. Door Shells by OER®.

Why is my Chevy Blazer 98 not working?

Description: This Chevy Blazer 98 4×4 w New venture 233 transfer case had the 4×4 not working. The system can be viewed in 2 parts, the computer controlled parts, which actuate the transfer case and locks the front drive shaft in. And part 2, the mechanical, which involves vacuum actuated and controlled parts.

How does the ignition work on a S-10 Blazer?

Troubleshooting the ignition system in your S-10 Blazer begins with a basic understanding of how the system works. Electrical power is supplied to the primary coil of your ignition coil by the ignition module, generating a magnetic field around the secondary coil in the ignition coil.

What to do if spark doesn’t work on S-10 Blazer?

If the spark is weak or doesn’t happen, replace the coil. Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

What are technical service bulletins for Chevy Blazer?

Technical Service Bulletins (TSBs) for the 2020 Blazer are official communications between Chevrolet & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

Are there any problems with the Chevy Blazer?

No problems and drives so well! The engine is very quiet and has really great get up and go for a 4 cylinder. It has a lot of fancy features that you would expect in the higher end model. I would highly recommend a Chevy blazer to anyone and everyone!

Which is worse a Toyota Highlander or a Chevy Blazer?

Surprisingly, the Toyota Highlander was the worst of the lot due to high levels of road noise. We drove the Blazer over the same stretch of road just to be sure it was the vehicle and not our bias toward this vehicle. We ended up with the 2LT model with a V-6 engine.

What causes an oil leak on a Chevy Blazer?

This Preliminary information communicates the possibility of a engine oil leak that may occur at the cam carrier gasket T joint area due to improper amount of sealer be applied Read More » This informational bulletin provides information on the new oil filter UPF63R to be used on the HFV6 Engines.

Are there any problems with the Chevy 4.3 Vortec engine?

The 4.3 Vortec engines made from 1996-2002 (L35 and LF6) have been reported to have engine knock problems. In a properly functioning engine, fuel burns in even pockets instead of all at once. The pockets burn in even timing, in sync with engine cycles. Engine knock occurs when the fuel burns unevenly and out of sync with the engine cycles.

How to troubleshoot a Chevy S-10 Blazer ignition system?

Attach the black (negative) and red (positive) clips on the tester to the battery. Turn the key to the “Run” position and touch the probe end of the tester to the two wires on the coil by inserting the probe into the back of the electrical connector.

Why does my 2001 S10 have a hard starting problem?

My 2001 S10 has a hard starting problem if the truck sits between 1 to 4 hours. It starts fine if left over night. Has 46,000 miles. Cranks for about ten seconds before it starts. some part of your fuel injector is leaking into the manifold. Have fuel pressure tested, have a feeling it will shoot up to the desired 60 psi then fall back now quickly.

What to do if your blazer has no power?

If no power is present, replace the brown fusible link on the back of the Blazer’s starter. If power is shown on one wire and ground is shown on the other wire, replace the coil. Remove the electrical connector from the coil and back-probe the ground wire.

Which is the 3 button transfer case on the S10?

The 233 is the 3 button transfer case found in most S10’s it usually contains the “HD package” which includes a wider chain and 6 planetary gears. the 236 autotrac is the 4 button transfer case that featured an auto button that used clutches in the transfer case to engage 4×4 when it felt the wheels slip.

Where is the transfer case on a 4WD car?

As previously mentioned, the transfer case is found on vehicles with AWD or 4WD capability and is integral in allowing drivers to switch to these modes of operation. A typical 4WD transfer case is found at the rear of the transmission. It is powered by the transmission output shaft and operates much like a secondary transmission.

Which is the best Autotrac case for an S10?

The autotrac was only an option in the blazers. The 231 and 231HD were the manual shifted transfer cases and were only an option up to 1997. These are the strongest and best option to put in a S10 as they are a complete bolt in and remove the vacuum line and electronic switch found in most 2nd generation S10’s.

Chevrolet introduced the S-10 Blazer in 1982 along with its rebadged variant, the GMC S-15 Jimmy, and S-10 pickup truck, the latter replacing the Isuzu -based Chevrolet LUV. The Blazer and Jimmy appeared as 1983 models.

Is there a 1988 GMC Jimmy S10 Blazer for sale?

1988 Prostreet GMC Jimmy/ s10 Blazer I have relisted this truck because it was allegedly purchased by a 5 year old and he couldn’t come up with the funds to finish the deal! Please if you don’t have the funds to purchase, do not click on anything!

What kind of transmission does a blazer have?

A 5-speed manual transmission ( Getrag 290/Hydramatic 290/5LM60, sourced from the GMT400) was added to the option list, replacing the Borg-Warner T-5 .

When did the S10 Blazer get anti lock brakes?

The serpentine accessory drive for the 4.3L motor was modified where the air pump was eliminated and further lightened. From at least 1991 onward, all S10 Blazers and Jimmies came with 4 wheel anti-lock brakes as standard equipment.

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.

What kind of car is the Chevy Blazer?

The Chevy Blazer is a model of the Chevrolet brand of cars that is manufactured by General Motors. Blaze the streets in speed and style by installing the Chevy Blazer performance chips.

What are the features of a 1999 Chevy Blazer?

On the safety side, the ’99 Blazer now offers a vehicle content theft alarm, flash-to-pass headlamp feature and a liftgate ajar warning lamp. What’s more, a new TrailBlazer trim package is available on four-door versions, featuring monochrome paint with gold accents, unique aluminum wheels, touring suspension and leather-lined interior.

Is the Chevy Blazer performance chip easy to install?

The other beauty with the Chevy Blazer performance chips is that they are extremely easy to install into your vehicle and they only require a pliers and about fifteen minutes of your time, and you will be on the road. Therefore, no remapping of the ECU computer is needed and so increased performance is guaranteed with very little effort.

When was the last year a blazer had 4 wheel drive?

It was available with the 4.3 L V6 engine only, and most models featured four-wheel drive via an electronic transfer case; 1997 was the last year a manual transfer case for 4 wheel drive (floor shifter for 4 wheel drive) was offered. In 1998, the interior and exterior received some cosmetic changes.

What kind of car is 1994 Chevy S10 Blazer?

Green 1994 Chevrolet S-10 Blazer 4WD 4-Speed Automatic with Overdrive 4.3L V6 SFI 4WD.GO TEAM SAVE MONEY! Recent Ar… more Buy your next car with confidence at Hertz Car Sales!

Is the Chevy S10 Blazer LT for sale?

Description Snatch a deal on this 1993 Chevrolet S-10 Blazer LT before someone else takes it home. Spacious but easy to maneuver, its dependable Automatic transmission and its trusty engine have lots of personality for a bargain

What kind of engine does a S10 Blazer have?

1983 Chevrolet S-10 Blazer, very well redone. 350 V8 Automatic with B&M Shifter, Edelbrock 600 4-barrel with electric choke, Electronic Ignition, Taylor Spark Plug Wires, Ford 9-inch rear end, Fuel Cell, American Racing Wheels, 295/50

How many miles does a s 10 Blazers have?

It comes with a 6 Cylinde… more 2dr 2wd, nice clean little truck, great body, custom paint, nice original interior, 63,xxx miles believed to be actual, lowered 2 inches,… Meet the seller and test drive before you buy.

Where did the Chevy’s 10 Blazer come from?

CHEVROLET CHEVY S-10 BLAZER ORIGINAL OWNER/MILES FIRST $7500 TAKES THIS BEAUTY. ARIZONA PURCHASED AT WHAT WAS LOU GRUBB CHEVROLET 27TH AVE AND CAMELBACK IN PHOENIX, AZ.

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.

Why does my Chevy Blazer not 4 wheel drive?

I Have A 2001 Chevy Blazer The 4×4 will not engage. I Press the 4×4 Auto, Hi or Low button on the dash they just keep flashing. you can here the transfer case engage, but It will not be in 4 wheel drive. I have tried driving around with the light flashing to see if it would engage it did not. please help me find out what this is.

Why is my 4×4 wd not working properly?

Heck, it could be anything from mechanical to a loose or corroded connection. But it will have to be evaluated on a lift. Also, use your 4 wd monthly all year long, even if you don’t need to, for at least 10 to 20 minutes. Lubrication is essential for longevity of these units and many fail for lack of use then you can believe.

Why does my GM 4.3L engine not start?

No Start Condition Basics There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start, it’s because one of these components is missing from the mix.

What causes engine knock on a 4.3L Vortec?

Engine knock can be caused by a ton of factors, such as low-grade fuel, bad spark plugs, carbon build-up, etc. Engine knock is terrible for your engines internals and can cause serious damage to the pistons and to the cylinder walls. On the 4.3L vortec, the cause of the engine knock has not necessarily been figured out, still to this day.

Why is my Chevy Vortec 4300 V6 leaking fuel?

In the L35 and LF6 engines, the spider injectors are known to leak at the pressure regulator and at the supply and return lines due to a design fault. Outside of leaking fuel onto the exterior of the engine itself, it can cause excess fuel to get sucked into the engine.

How long does a Chevy 4.3L Vortec engine last?

3 vortec is a very strong and reliable motor, proven by it being the longest lasting production vortec engine. Generally, these engines are extremely capable of lasting up to 300,000 miles.

What causes the brakes to lock up during heavy braking?

The brakes are locking up. When it is functioning correctly the ABS system is designed specifically to prevent the wheels from locking up during heavy braking, preventing loss of traction. However, there can be certain instances where a faulty ABS module can behave erratically, causing your brakes to lock up even under normal driving conditions.

What kind of wiring does a Chevy Blazer have?

WIRING INFORMATION: 1989 Chevy S-10 Blazer WIRE WIRE COLOR WIRE LOCATION 12V CONSTANT RED Ignition Harness STARTER YELLOW OR PURPLE Ignition Harness IGNITION PINK Ignition Harness ACCESSORY ORANGE Ignition Harness POWER DOOR LOCK (5-wire reverse polarity) LT.

Why is my 4 wheel drive light not engaging?

If you don’t shift it into neutral, the 4wd light will continue to flash and won’t get into gear. Seems to be a common occurrence on these trucks. Dodge dealers recommend engaging 4-lo, then back in 2-wheel drive, then back in 4-wheel drive hi (4H). This sequence apparently resolves the problem.

Is the Chevy Blazer a 4 wheel drive car?

Well, today I fixed yet another problem with my 2003 Chevy Blazer 4 Wheel Drive — Friday past, my in-dash 4×4 controls stopped working and hence I could not engage 4 wheel drive. Of course, these things will always happen at the most inconvenient time.

What makes 10 bolt off road design axles so reliable?

Stephen’s design process is well thought out to increase the axle shafts durability, strength and reliability. The axles are forged, heat-treated, and are machined in such a way that they are the strongest axle shafts available for our application. And here’s the guarantee- Offroad Design stands behind them 100%.

How do you check for a 4×4 problem?

Basically, I jacked up the front end, grabbed the tires (one at a time) top and bottom and “wiggled” to check for excessive play. Then grabbed them front and back and wiggled again. It’s helpful to have a second person to do the wiggling while you get under the vehicle and watch the various parts for movement.

What kind of towing package does Chevy Blazer have?

In fact, the Blazer has the third greatest tow rating, standing behind the Jeep Grand Cherokee and Honda Passport. However, in order to maximize the Blazer’s towing prowess, it needs to have all of these three things: the 3.6L V6 LGX engine, all-wheel drivetrain, and the optional V92 Trailering Package that provides a heavy-duty cooling system.

Can You tow a vehicle with 4 wheels down?

4 Wheels Down Towing a vehicle 4 wheels down (also referred to as “dinghy towing” or “toading” by some hardcore offroaders) has many advantages and is becoming more and more popular. Perhaps it’s because this method of towing has little or no effect on the handling, gas mileage, or overall wear of your coach.

Can a jeep be towed with all wheels down?

Towing a Jeep with all wheels down has simple instructions. The best tow vehicle is one that can be towed with its wheels on the ground, is relatively lightweight, and doesn’t register miles while being towed. The lighter the vehicle is, the less wear and tear on the RV and towing system.

Where can I find a tow rating for my truck?

Trailer Life compiles annual factory tow ratings for trucks, sport utility vehicles, vans, and automobiles. Here you can find tow-rating data for 1999 through the current model year. For tow ratings prior to 1999, you get year-specific data directly from them.

Why is the reverse gear not working on my 4L60E?

Valve Body Issues- A bad valve body can make the reverse gear not work in the 4L60E. If the valve body ends up warped, or if the gasket fails, it’s entirely possible that the gear won’t engage. Booster Valve- A bad booster valve can leave you without reverse in a hurry. Sun Shell- A broken sun shell will cause…

Why is my Chevy Blazer not doing 4WD?

While there are other possible reasons why a 4WD system would not engage such as the transfer case encoder motor and computer, the possible reasons I’ve pointed out in this video are quite common and easiest to diagnose. The 4wd vacuum actuator is one of the easiest ways to determine where the problem is on your vehicle.

What kind of truck is a Chevy Blazer?

Current Project Vehicles. 2000 Chevy Blazer ZR2 – 4wd 2 door lifted from the factory. 2001 GMC Sonoma pickup truck with a fisher Homesteader Plow. 2016 Chevy Silverado 1500 Double cab Z71 Midnight Edition.

Which is better a blazer or a S10?

S10 2WD’s have a drum to drum mounting width of 54.5″ which is perfect for a T-Bucket with larger back wheels. The Blazer and 4WD models have about 4.5-5″ more overall width and works well for 26 and newer fender-less roadsters, and 23 style T’s with narrower rear wheels.

Why is my Chevy 4 wheel drive not working?

Problem with the system can often be related to knob settings. Turn the transfer case knob that’s to the left of the steering wheel to the two-wheel drive position that’s marked with a “2” and up-arrow icon if you experience a vibration in the steering when driving on dry pavement or making tight turns.

How do you troubleshoot a Chevy 4 wheel drive?

How to Troubleshoot a Chevy Four-Wheel Drive. Chevy uses an electronic control to transfer the power from two-wheel drive to four-wheel drive. It’s no longer necessary to exit the vehicle and manually lock the hubs on the front wheels. This 4×4 system is operated with a transfer case knob on the dash board.

What are the lights on a 4 wheel drive Chevy?

The lights will correspond to the “2” and up-arrow position for two-wheel-drive high, “4” and down-arrow for four-wheel drive low, and so on. Wait for flashing lights to stop before shifting the knob. Don’t shift the knob too frequently if the transfer case enters shift protection mode.

What should I do if my S10 engine Jerks?

Pull your oil cap and hold your hand over the hole while it is idlling. You shouldn’t hear or feel any compression blowby from any cylinders. If you do, try a thicker grade oil.

How does a four wheel drive Chevy work?

by Patrick Nelson. Chevy uses an electronic control to transfer the power from two-wheel drive to four-wheel drive. It’s no longer necessary to exit the vehicle and manually lock the hubs on the front wheels.

What to do if your blazer is stuck in 4WD?

A friend of the wifes has a 92 S-10 Blazer that is stuck in 4 low and it won’t go back in to 2wd drive.. So how do you get it to disengage to go back in 2wd drive if the the button doesn’t want to cooperate

Why is my Sonoma S15 in two wheel drive?

Lights may sometimes burn in two wheel drive without pushing switch, they may burn one or the other, may both burn at same time, or not at all like it should be in two wheel drive position. The problem is that you can engage the four wheel drive, but it will not disengage back to two wheel drive.

Why is my Chevy S10 not swapping tires?

If the 3800 engine won’t swap,then how far can I bore the cylinders out and how much cam can I put in it, to get more power to the wheels. This tire size change seems to need more power to turn them especially off road and in the the snow and ice.

Why does my S10 4×4 not engage?

When i select 4 high or 4 low the transfer case will engage and turn the front driveshaft but the front axle will not engage. I jacked up all four tires and tried this. I checked the vacuum actuator under the battery and without the cable rod (from the front axle) attached to it, it is always sucked in. Any help would be greatly appreciated.

Is there a problem with the front axle engagement switch?

One of the first symptoms of a potential problem with the front axle engagement switch is difficulty engaging the vehicle’s four-wheel drive system.

Why does my 4×4 won’t engage Please Help?

If they then work, it may just be this and using a synthetic may help in cold weather. Don’t count on it, but give it a try. Heck, it could be anything from mechanical to a loose or corroded connection. But it will have to be evaluated on a lift. Also, use your 4 wd monthly all year long, even if you don’t need to, for at least 10 to 20 minutes.

Is there a problem with my Chevy Blazer 4×4?