Why does the check engine light come on when I start my Sonoma?

It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my GMC engine sound different?

Unusual noises can signal a problem with your GMC Sonoma engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC Sonoma engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my GMC Sonoma radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Sonoma when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause the engine in my Sonoma to suddenly stop?

Reasons your Sonoma car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who repairs GMC Sonoma engines?

For GMC Sonoma engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

Engine Repairs for Your 2002 GMC Sonoma

Learn about

2002 GMC Sonoma Trim Options

Select your GMC Sonoma trim level to learn more about GMC-recommended engine repair. Even GMC Sonoma parts will get older and change.

L4/2.2L

V6/4.3L

Repairs for Your 2002 GMC Sonoma

Stuff wears out. Even your GMC Sonoma's many parts and pieces. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 2002 GMC Sonoma.

We Know GMC Sonoma Engines

GMC Sonoma engines are known for their reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If the unexpected strikes, you may search the internet frantically for quick and affordable 2002 GMC Sonoma engine repairs. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know GMC Sonoma engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 2002 GMC Sonoma

As soon as your Sonoma check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel, Potential causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your Sonoma issues diagnosed and our expert techs will get the root of the problem. Other signs it's time for GMC Sonoma engine service might include burning smells, or misfiring.

GMC Sonoma Engine Repair

If your 2002 Sonoma engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for GMC Sonoma engine repairs and you can feel confident knowing that we use GMC-approved parts and components like the timing chain or belt, valve guide seal, ignition coil, or a different component.

2002 GMC Sonoma Engine Q&A

Why does the check engine light come on when I start my Sonoma? It’s usually normal for your check engine light to turn on upon ignition. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my GMC engine sound different? Unusual noises can signal a problem with your GMC Sonoma engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC Sonoma engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my GMC Sonoma radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Sonoma when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause the engine in my Sonoma to suddenly stop? Reasons your Sonoma car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who repairs GMC Sonoma engines? For GMC Sonoma engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.