Common questions

Are there any problems with the 1998 Chevy Silverado?

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Are there any problems with the 1998 Chevy Silverado?

The 1998 Chevrolet Silverado has 340 problems & defects reported by Silverado owners. The worst complaints are accessories – exterior, transmission, and fuel system problems.

What kind of misfire does a Chevy Silverado have?

Yesterday on the way to work my 2000 Chevrolet Silverado 1500 4WD with the 4.8L V8 Vortec engine started flashing a check engine light. I read it and it was a P0300 Random/Multiple Misfire. I had experienced a slightly rough idle previously (nothing serious) and had been unable to track it down.

Is the 98 Chevy 5.7 misfire running right?

I have a 98 chevy 1500 5.7. The truck doesnt run right at all. Msifres bad under acceleration. Idle ok when misses when reving and accelerating. I did a full tune up including plugs, wires, cap rotor and a new distributor. With key on i have about 60psi fuel pressure but idleing i only had 50psi.

What’s the misfire code on a 1998 Vortec?

Can someone please help with what I should check next, I have a 1998 Chevy K1500 5.7 Vortec with a misfire, P0300 code for 3 months. runs a little rough, while driving under normal conditions it sputters, hesitates, and also will backfire, under heavy acceleration no noticeable skip, no sputters, and does not hesitate or backfire.

I have a 98 chevy 1500 5.7. The truck doesnt run right at all. Msifres bad under acceleration. Idle ok when misses when reving and accelerating. I did a full tune up including plugs, wires, cap rotor and a new distributor. With key on i have about 60psi fuel pressure but idleing i only had 50psi.

Why does my Silverado Sierra feel like its missing something?

Most quality Scan tools will read misfire counters on newer GM products. Need to pin point what cyl is misfiring if at all. Another quick check since its at freeway cruise speed is to drag your foot on the brake just enough to unlock the torque converter. If the miss felling goes away it could be the torque conveter locking and unlocking.

How to fix a 98 Chevy 5.7 Vortec?

I had same problem 97 5.7 vortec. Replaced cam and crank sensors repaired wiring to crank sensor, much better. I put it on co. Outer and it said can and crank sensors were not in sync with eachother adjusted timing got it down to 2 degrees, it can be – 2 or +2 but no more than 2 16 people found this helpful.

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’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.

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.

The 1998 Chevrolet Silverado has 340 problems & defects reported by Silverado owners. The worst complaints are accessories – exterior, transmission, and fuel system problems.

What happens when your Chevy Silverado engine goes bad?

So, when it goes bad, it can knock your Silverado’s air fuel ratio off. This could lead to poor fuel economy, the previously mentioned rough running engine, backfiring, a flashing check engine light, and an engine that has no giddy-up and go. 4.

Can a Chevy Silverado drive with a bad ECM?

Just like a human’s brain, your Silverado can’t function without it. It is sometimes referred to as the ECU or PCM. It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts to go bad, it can cause all sorts of problems.

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.

Why does my Chevy Silverado have engine problems?

That’s not the end of the 5.3 Chevy engine problems, unfortunately. We all know how important engine maintenance is to long-term vehicle health. If the 5.3-liter engine doesn’t receive oil changes on time, sludge can quickly build up on internal components. This sludge is a gooey, sticky black tarlike substance that plugs everything up.

Can a Chevy C / K 1500 engine not start?

Chevrolet C/K 1500 Questions – truck will not start, engine turns, but does not fire at all. – CarGurus truck will not start, engine turns, but does not fire at all. other computer-related things that could be interfering?

Why are my spark plugs fouling up on my Chevy Silverado?

Spark plugs continuously foul because engine oil gets past the piston rings into the combustion chamber. Exhaust is tinged blue from all the oil blowing out the tailpipe. On some trucks, the problem shows signs as early as 15,000 miles, and it only gets worse.

What’s the problem with my 2008 Chevy Silverado?

If this sensor or switch fails, the vehicle will display the service 4WD message. This faulty 4WD issue is among the most common problems with the 2008 Chevy Silverado, according to reports from owners. Often, the failure stems from the two ground wires attached to the frame under the driver’s door.

What are the most common GMC truck problems?

One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.

Why is my Chevy Silverado not 4 wheel drive?

Over time, dirt, moisture and corrosion can affect the contacts on the bolts used to attach the wires to the frame. If you have a 2008 Chevy Silverado with 4-wheel drive problems, or a similar GMC or Chevy truck from another model year, replacing the switch will solve the issue.

What to do about a Chevy Silverado engine problem?

Either the engine is removed, stripped down to a bare engine block and undergo an engine rebuild with new piston rings, seals, and gaskets, or the complete engine assembly is replaced with a new one. That’s not the end of the 5.3 Chevy engine problems, unfortunately. We all know how important engine maintenance is to long-term vehicle health.

How long does it take to change a Chevy Silverado engine?

It’s three to four hours of labor to change, and it’s just a nuisance to undergo this kind of engine diagnosis for an engine problem that might not be there. Chevrolet Silverado engine problems aren’t restricted to faulty sensors. For 1999 to 2017 models, especially the V6 and 5.3-liter V8 engines, oil consumption was a real concern.

Why is my Chevy Silverado transmission not working?

But the transmission is a different story. Chevy Silverado transmission problems show up first as shift flares while you’re accelerating. Then the Check Engine light comes on for ‘loss of prime’ codes. Soon after, the transmission won’t engage forward, reverse, or both. Again, lack of maintenance is often the culprit.

Either the engine is removed, stripped down to a bare engine block and undergo an engine rebuild with new piston rings, seals, and gaskets, or the complete engine assembly is replaced with a new one. That’s not the end of the 5.3 Chevy engine problems, unfortunately. We all know how important engine maintenance is to long-term vehicle health.

It’s three to four hours of labor to change, and it’s just a nuisance to undergo this kind of engine diagnosis for an engine problem that might not be there. Chevrolet Silverado engine problems aren’t restricted to faulty sensors. For 1999 to 2017 models, especially the V6 and 5.3-liter V8 engines, oil consumption was a real concern.

Are there any problems with the Chevy 4.3 engine?

Once you have ruled out all the basics, you can go back to what the Chevy 4.3 engine is known for: bad idle air control valves and throttle control switches. This article was written by a professional writer, copy edited and fact checked through a multi-point auditing system, in efforts to ensure our readers only receive the best information.

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.

Is the a / C clutch on or off on a 1998 Silverado Sierra?

Dashboard switches appear normal, but a/c clutch does not engage. (Is this properly called a “cycling switch”?) Do not know whether the fan switch was on or off when tested. Not sure what the function of the relay is – perhaps it closes when the fan switch is on? Will check tomorrow morning.

What was the a / C problem on my 1998 Silverado?

One day last year, I started my 1998 C-1500 350 2WD, and surprise – the a/c blew hot air. I said a bad word. I only use the truck to go to the lumber yard, so I just let it be – until today, when it was 98F and I got stuck in a 10-mile traffic jam (I said many bad words).

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.

Why is my C-1500 AC not working?

If it’s low enough, the compressor will not even kick in. Just a thought before you start tearing things apart. Thanks. I only have an old R-12 gauge set, so I can’t actually test the refrigerant level.

Dashboard switches appear normal, but a/c clutch does not engage. (Is this properly called a “cycling switch”?) Do not know whether the fan switch was on or off when tested. Not sure what the function of the relay is – perhaps it closes when the fan switch is on? Will check tomorrow morning.

Can a 1999 Chevy c1500 / k1500 start?

Hi, our 1999 CHEVROLET C1500/K1500 is having the same issue. After sittiing for a few hours, we have to crank it and eventually put a little gas or tarting fluid in the throttle body for our truck to start but runs and drives fine once it does start and will start right up after only sitting for about an hour or so. 205 people found this helpful.

Why does my 96 Chevy Express van not start?

Also had a similar issue spin and no start with a 96 Chevy Express Van with the 5.7L. This vehicles issue turned out to be a shorted pink wire in the wiring harness that runs up the passenger side of the block. The vehicle had died while driving several times and wouldn’t start. Then, finally after blowing a couple fuses, would start at all.

What happens when the oxygen sensor goes bad on a Chevy Silverado?

Your Silverado can exhibit symptoms when the Oxygen sensor has gone bad. Or, it may exhibit none at all. Often enough, the only sign of the problem at all is the service engine soon light being on. The good news is, if you end up discovering that the oxygen sensor is bad, they really aren’t that expensive to replace.

Most quality Scan tools will read misfire counters on newer GM products. Need to pin point what cyl is misfiring if at all. Another quick check since its at freeway cruise speed is to drag your foot on the brake just enough to unlock the torque converter. If the miss felling goes away it could be the torque conveter locking and unlocking.

Why does the Check Engine light come on on a Chevy Silverado?

Oxygen sensors can change the way that your Silverado’s engine runs. Most of the time, the check engine light will come on. It’s a good thing that the check engine light would come on, as there is more than one oxygen sensor, and they can be difficult to get to and test.

What is the trouble code on a Chevy Silverado?

P0307 is a fairly common trouble code with the Chevy Silverado. It’s and OBD2 code and means that a misfire has been detected in the 7th cylinder in the firing order. You should only be seeing this code if you have an engine with at least 7 cylinders.

What happens if you have a Chevy Silverado misfire?

The P0307 trouble code will trigger the Silverado’s service engine soon light. The vehicle itself may begin to run rough. It depends on how serious the misfire is. The vehicle may produce excess vibration, especially at lower RPM. Fuel mileage may suffer. You may smell raw gas coming from the tailpipe. The Silverado may backfire.

Are there any problems with the Chevy Silverado?

If this sensor or switch fails, the vehicle will display the service 4WD message. This faulty 4WD issue is among the most common problems with the 2008 Chevy Silverado, according to reports from owners.

What is the trouble code on my Chevy Silverado?

One of the most common trouble codes with the Chevy Silverado is the P0455 code. This trouble code references a number that is given to you when you plug your Silverado into a OBDII scanner.

Is the Chevy Silverado 6.5L diesel worth it?

The 6.2 or 6.5 is a good light duty engine (but I like chevy’s so I am biased too ). With mods it can be medium duty. It takes lots of money and effort to make it comparable to any of the newer diesels in stock trim. And you’ll break the bank trying to keep up with a modified newer truck.

But the transmission is a different story. Chevy Silverado transmission problems show up first as shift flares while you’re accelerating. Then the Check Engine light comes on for ‘loss of prime’ codes. Soon after, the transmission won’t engage forward, reverse, or both. Again, lack of maintenance is often the culprit.

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Ruth Doyle