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

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Safari firing up 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 Safari 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 a sign of brake problems rather than engine issues.

What could damage my GMC Safari 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. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my GMC Safari radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

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

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

Who can repair my GMC Safari engine?

Your local Firestone Complete Auto Care fixes GMC Safari engines. Book an appointment today! We have thousands of locations across the country.

Reliable Repairs for 1990 GMC Safari Engines

Learn about

1990 GMC Safari Trim Options

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

L4/2.5L

V6/4.3L

Repairs for Your 1990 GMC Safari

Nothing stays the same forever. Even your GMC Safari'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 1990 GMC Safari.

We’re Trained to Care for GMC Safari Engines

GMC Safari drivers trust that their Safari will take them near and far. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Things can go wrong on the road. When they do, you might find yourself searching for 1990 GMC Safari engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know GMC Safari engines. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 1990 GMC Safari

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

1990 Safari Engine Services

If your 1990 Safari engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. We'll also tell you if it's necessary for your safety. We seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for Safari engine repairs and you can drive easy knowing that we use GMC-approved parts and fluids — timing chain or belt, oil gasket, ignition coil, or another part.

Engine Q&A 1990 GMC Safari

Why does the check engine light come on when I start my Safari? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Safari firing up 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 Safari 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 a sign of brake problems rather than engine issues.
What could damage my GMC Safari 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. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my GMC Safari radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
What can cause the engine in my Safari to suddenly stop? Your Safari car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who can repair my GMC Safari engine? Your local Firestone Complete Auto Care fixes GMC Safari engines. Book an appointment today! We have thousands of locations across the country.