Why does the check engine light come on when I start my R2500 Suburban?

It’s usually normal for your check engine light to turn on upon ignition. This is just your R2500 Suburban testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my GMC R2500 Suburban making engine noise?

Strange engine sounds can be a sign something’s off in your GMC R2500 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 R2500 Suburban 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 pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my GMC R2500 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 R2500 Suburban when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause a R2500 Suburban engine to suddenly stop?

There are different reasons your R2500 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.

Who fixes GMC R2500 Suburban engines?

Your local Firestone Complete Auto Care has you covered with expert R2500 Suburban engine repair. Schedule an appointment today and see us at one of our thousands of locations.

1987 GMC R2500 Suburban Engine Repair

Learn about

1987 GMC R2500 Suburban Trim Options

Select your GMC R2500 Suburban trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

V8/5.7L

V8/6.2L

V8/7.4L

1987 GMC R2500 Suburban Repair

Nothing stays the same forever. Even your GMC R2500 Suburban'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 1987 GMC R2500 Suburban.

We Know GMC R2500 Suburban Engines

The GMC R2500 Suburban is respected for its reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Things can go wrong on the road. If they do, you’ll have to find a dependable 1987 GMC service center — quick! That's when it's time to head to Firestone Complete Auto Care. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service GMC R2500 Suburban 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.

My 1987 GMC R2500 Suburban Check Engine Light Is On

As soon as your R2500 Suburban 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 or emission system, and it won’t go away by ignoring it. Possible causes can include a failing oxygen sensor, worn spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Bring your R2500 Suburban to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. engine pinging noises, oil leaks, or misfiring.

GMC R2500 Suburban Engine Repair

If your 1987 R2500 Suburban engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. If a repair isn’t urgent right now, 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 1987 R2500 Suburban engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the timing belt, motor oil seal, fuses, or a different component.

Engine Q&A 1987 GMC R2500 Suburban

Why does the check engine light come on when I start my R2500 Suburban? It’s usually normal for your check engine light to turn on upon ignition. This is just your R2500 Suburban testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my GMC R2500 Suburban making engine noise? Strange engine sounds can be a sign something’s off in your GMC R2500 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 R2500 Suburban 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 pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my GMC R2500 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 R2500 Suburban when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause a R2500 Suburban engine to suddenly stop? There are different reasons your R2500 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.
Who fixes GMC R2500 Suburban engines? Your local Firestone Complete Auto Care has you covered with expert R2500 Suburban engine repair. Schedule an appointment today and see us at one of our thousands of locations.