Why does the check engine light come on when I start my G1500?

It’s usually normal for your check engine light to turn on upon ignition. It’s just your G1500 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my GMC G1500 making engine noise?

Unusual noises can signal a problem with your GMC G1500 engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. 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 G1500 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I use water in my GMC G1500 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 G1500 when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my G1500 engine suddenly stop?

There are different reasons your G1500 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who can repair my GMC G1500 engine?

Your local Firestone Complete Auto Care has you covered with expert G1500 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 1985 GMC G1500 Engines

Learn about

1985 GMC G1500 Trim Options

Select your GMC G1500 trim level to learn more about GMC-recommended engine repair. Even GMC G1500 parts will get older and change.

V6/4.3L

V8/5.0L

V8/5.7L

Repairs for Your 1985 GMC G1500

Nothing lasts forever. Even your GMC G1500's many parts and pieces. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 1985 GMC G1500.

We Know GMC G1500 Engines

GMC G1500 drivers trust that their G1500 will take them near and far. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If they do, you’ll have to find a dependable 1985 GMC service center — quick! That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know GMC G1500 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 1985 GMC G1500

If your G1500 check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your or emission system that won't go away on its own. Causes may include a faulty oxygen sensor, damaged spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your G1500 to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine pinging noises, oil leaks, or misfiring.

1985 G1500 Engine Services

If your 1985 G1500 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We want to give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for GMC G1500 engine repairs and you can drive easy knowing that we use GMC-approved parts and fluids — cambelt, engine oil seal, ignition coil, or a different component.

Questions About 1985 GMC G1500 Engines

Why does the check engine light come on when I start my G1500? It’s usually normal for your check engine light to turn on upon ignition. It’s just your G1500 firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my GMC G1500 making engine noise? Unusual noises can signal a problem with your GMC G1500 engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. 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 G1500 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I use water in my GMC G1500 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 G1500 when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my G1500 engine suddenly stop? There are different reasons your G1500 vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who can repair my GMC G1500 engine? Your local Firestone Complete Auto Care has you covered with expert G1500 engine repair. Schedule an appointment today and see us at one of our thousands of locations.