Why does my Jimmy’s check engine light come on when I start it?

It's okay if your check engine light comes on when you first start your vehicle. This is just your Jimmy 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?

Unusual noises can signal a problem with your GMC Jimmy engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my GMC Jimmy engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is 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 put water in my GMC Jimmy radiator?

It’s not recommended you put water in your Jimmy 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 the engine in my Jimmy to suddenly stop?

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

Who fixes GMC Jimmy engines?

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

Reliable Repairs for 1999 GMC Jimmy Engines

Learn about

1999 GMC Jimmy Trim Options

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

V6/4.3L

1999 GMC Jimmy Repair

Stuff wears out. Even your GMC Jimmy's many parts and pieces. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 1999 GMC Jimmy.

We’re Trained to Care for GMC Jimmy Engines

The GMC Jimmy is respected for its reliability. That might be why you bought it in the first place. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. If they do, you’ll have to find a dependable 1999 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 Jimmy engines. Schedule an appointment if you're experiencing problems that could require engine repair. 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 1999 GMC Jimmy

An illuminated check engine light on your GMC Jimmy is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your car’s starter, Causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Jimmy in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. rattling sounds, burning smells, or engine misfiring.

1999 Jimmy Engine Services

If your 1999 Jimmy engine needs repairs, 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 provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for GMC Jimmy engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the cambelt, motor oil seal, fuses, or a different component.

Questions About 1999 GMC Jimmy Engines

Why does my Jimmy’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. This is just your Jimmy 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? Unusual noises can signal a problem with your GMC Jimmy engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my GMC Jimmy engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is 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 put water in my GMC Jimmy radiator? It’s not recommended you put water in your Jimmy 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 the engine in my Jimmy to suddenly stop? Your Jimmy car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes GMC Jimmy engines? Your local Firestone Complete Auto Care fixes GMC Jimmy engines. Book an appointment today! We have thousands of locations across the country.