Why does the check engine light in my C1500 Suburban turn on when I start my car?

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

Why is my GMC C1500 Suburban making engine noise?

Strange engine sounds can be a sign something’s off in your GMC C1500 Suburban. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC C1500 Suburban engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my GMC C1500 Suburban radiator?

It’s not recommended you put water in your C1500 Suburban radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

What can cause a C1500 Suburban engine to suddenly stop?

Your C1500 Suburban car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who repairs GMC C1500 Suburban engines?

Your local Firestone Complete Auto Care offers GMC C1500 Suburban engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 1985 GMC C1500 Suburban Engines

Learn about

1985 GMC C1500 Suburban Trim Options

Select your GMC C1500 Suburban trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

V8/5.0L

V8/5.7L

V8/6.2L

Repairs for Your 1985 GMC C1500 Suburban

Nothing stays the same forever. Even your GMC C1500 Suburban’s engine parts and components will change. 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 1985 GMC C1500 Suburban.

We’re Trained to Care for GMC C1500 Suburban Engines

GMC C1500 Suburban engines are known for their reliability. That might be why you bought it in the first place. 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 1985 GMC C1500 Suburban engine repairs. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your GMC C1500 Suburban engine will be in good hands. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 1985 GMC C1500 Suburban Check Engine Light Is On

If your C1500 Suburban check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your vehicle's ignition, Potential causes may include a faulty oxygen sensor, bad spark plug, issues with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Bring your C1500 Suburban in for an on-board diagnostic check and our expert techs will get the root of the problem. engine rattling, burning smells, or misfiring.

1985 C1500 Suburban Engine Services

If your 1985 GMC C1500 Suburban needs engine repair, 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 repair can wait, we'll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 1985 C1500 Suburban engine repairs and you can drive easy knowing that we use GMC-approved parts and fluids — timing belt, oil gasket, sensors, or another part.

1985 GMC C1500 Suburban Engine Q&A

Why does the check engine light in my C1500 Suburban turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my GMC C1500 Suburban making engine noise? Strange engine sounds can be a sign something’s off in your GMC C1500 Suburban. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a GMC engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your GMC C1500 Suburban engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my GMC C1500 Suburban radiator? It’s not recommended you put water in your C1500 Suburban radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
What can cause a C1500 Suburban engine to suddenly stop? Your C1500 Suburban car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who repairs GMC C1500 Suburban engines? Your local Firestone Complete Auto Care offers GMC C1500 Suburban engine repair. Schedule an appointment today at one of our thousands of locations nationwide!