Why does the check engine light in my C2500 Suburban turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your C2500 Suburban testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my GMC engine sound different?

Strange under-the-hood noises can point to problems within your GMC C2500 Suburban engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate 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 C2500 Suburban engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my GMC C2500 Suburban 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 C2500 Suburban when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my C2500 Suburban engine suddenly stop?

There are different reasons your C2500 Suburban 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.

Where can I go for GMC C2500 Suburban repair?

Your local Firestone Complete Auto Care has you covered with expert C2500 Suburban engine repair. Schedule an appointment today and see us at one of our thousands of locations.

1985 GMC C2500 Suburban Engine Repair

Learn about

1985 GMC C2500 Suburban Trim Options

Select your GMC C2500 Suburban trim level to learn more about GMC-recommended engine repair. Even GMC C2500 Suburban parts will get older and change.

V8/5.0L

V8/5.7L

V8/6.2L

V8/7.4L

GMC C2500 Suburban Repairs and Services

Nothing lasts forever. Even your GMC C2500 Suburban’s engine parts and components will change. We’re here to help when something stops working. Click on a repair below to learn more about 1985 GMC C2500 Suburban repairs.

We Know GMC C2500 Suburban Engines

GMC C2500 Suburban engines are known for their reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. 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 C2500 Suburban engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Check Engine Light on 1985 GMC C2500 Suburban

If your C2500 Suburban 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 fuel injection, Causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your C2500 Suburban in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. rattling sounds, essential fluid leaks, or engine misfiring.

Engine Repairs for Your 1985 C2500 Suburban

If your 1985 C2500 Suburban engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair can wait, we'll let 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. By choosing Firestone Complete Auto Care for C2500 Suburban engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the serpentine belt, engine oil seal, fuses, or another part.

Engine Q&A 1985 GMC C2500 Suburban

Why does the check engine light in my C2500 Suburban turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your C2500 Suburban testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my GMC engine sound different? Strange under-the-hood noises can point to problems within your GMC C2500 Suburban engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate 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 C2500 Suburban engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my GMC C2500 Suburban 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 C2500 Suburban when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my C2500 Suburban engine suddenly stop? There are different reasons your C2500 Suburban 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.
Where can I go for GMC C2500 Suburban repair? Your local Firestone Complete Auto Care has you covered with expert C2500 Suburban engine repair. Schedule an appointment today and see us at one of our thousands of locations.