Why does my Blazer’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 Blazer testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Chevrolet Blazer making engine noise?

Strange under-the-hood noises can point to problems within your Chevrolet Blazer engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Chevrolet Blazer engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I put water in my Chevrolet Blazer radiator?

While it’s not recommended, you can use water in your Blazer radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

What could cause my Blazer engine to suddenly stop?

Reasons your Blazer car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Where can I go for Chevrolet Blazer repair?

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

2021 Chevrolet Blazer Engine Repair

Learn about

2021 Chevrolet Blazer Trim Options

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

L4/2.0L

L4/2.5L

V6/3.6L

Repairs for Your 2021 Chevrolet Blazer

Nothing stays the same forever. Even your Chevrolet Blazer'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 2021 Chevrolet Blazer.

We’re Trained to Care for Chevrolet Blazer Engines

The Chevrolet Blazer is respected for its reliability. You may have even been thinking about that when you bought it. 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 2021 Chevrolet Blazer 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 Chevrolet Blazer engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

My 2021 Chevrolet Blazer Check Engine Light Is On

An illuminated check engine light on your Chevrolet Blazer is one of the first signs it's time to 'brake' for engine service. 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. Causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your Blazer in for an on-board diagnostic check and our expert techs will get the root of the problem. engine rattling, burning smells, or a sinking feeling that something’s wrong.

2021 Blazer Engine Services

If your 2021 Blazer engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. If a repair can wait, we'll let 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. Choose Firestone Complete Auto Care for Chevrolet Blazer engine repairs and you can drive easy knowing that we use Chevrolet-approved parts and fluids — cambelt, engine oil seal, fuses, or other parts.

Questions About 2021 Chevrolet Blazer Engines

Why does my Blazer’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 Blazer testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Chevrolet Blazer making engine noise? Strange under-the-hood noises can point to problems within your Chevrolet Blazer engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Chevrolet Blazer engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I put water in my Chevrolet Blazer radiator? While it’s not recommended, you can use water in your Blazer radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What could cause my Blazer engine to suddenly stop? Reasons your Blazer car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Where can I go for Chevrolet Blazer repair? Your local Firestone Complete Auto Care fixes Chevrolet Blazer engines. Book an appointment today! We have thousands of locations across the country.