Why does my Sierra 1500’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 a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my GMC Sierra 1500 making engine noise?

Unusual noises can signal a problem with your GMC Sierra 1500 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by 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 Sierra 1500 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car 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 use water in my GMC Sierra 1500 radiator?

It’s not recommended you put water in your Sierra 1500 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 could cause my Sierra 1500 engine to suddenly stop?

Your Sierra 1500 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 Sierra 1500 engine?

Your local Firestone Complete Auto Care has you covered with expert Sierra 1500 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2020 GMC Sierra 1500 Engines

Learn about

2020 GMC Sierra 1500 Trim Options

Select your GMC Sierra 1500 trim level to learn more about GMC-recommended engine repair. Use the following chart to find information.

L4/2.7L

L6/3.0L

V6/4.3L

V8/5.3L

V8/6.2L

2020 GMC Sierra 1500 Repair

Nothing stays the same forever. Even your GMC Sierra 1500’s engine parts and components will change. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2020 GMC Sierra 1500 repairs.

We Care for GMC Sierra 1500 Engines

GMC Sierra 1500 engines are known for their reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2020 GMC Sierra 1500 engine repairs. 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 Sierra 1500 engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 2020 GMC Sierra 1500 Check Engine Light Is On

If your Sierra 1500 check engine light is on, it’s time to get it looked at. 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, worn spark plug, a problem with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your Sierra 1500 to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

2020 Sierra 1500 Engine Services

If your 2020 Sierra 1500 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. If a service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2020 Sierra 1500 engine repairs and you can feel good knowing that we only use GMC-compliant replacement parts such as the timing belt, motor oil seal, sensors, or another part.

Engine Q&A 2020 GMC Sierra 1500

Why does my Sierra 1500’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 a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my GMC Sierra 1500 making engine noise? Unusual noises can signal a problem with your GMC Sierra 1500 engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by 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 Sierra 1500 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car 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 use water in my GMC Sierra 1500 radiator? It’s not recommended you put water in your Sierra 1500 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 could cause my Sierra 1500 engine to suddenly stop? Your Sierra 1500 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 Sierra 1500 engine? Your local Firestone Complete Auto Care has you covered with expert Sierra 1500 engine repair. Schedule an appointment today and see us at one of our thousands of locations.