Why does the check engine light in my GS450h turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your GS450h testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Lexus engine sound different?

Strange under-the-hood noises can point to problems within your Lexus GS450h engine. Knocking or tapping could be a symptom of low 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 could be a sign that something is wrong with your brakes — not the engine.

What could damage my Lexus GS450h 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 slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Lexus GS450h 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.

Why did my GS450h engine suddenly stop?

Reasons your GS450h 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 Lexus GS450h repair?

Your local Firestone Complete Auto Care offers Lexus GS450h engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 2010 Lexus GS450h

Learn about

2010 Lexus GS450h Trim Options

Select your Lexus GS450h trim level to learn more about Lexus-recommended engine repair. Even Lexus GS450h parts will get older and change.

Repairs for Your 2010 Lexus GS450h

Nothing lasts forever. Even your Lexus GS450h's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 2010 Lexus GS450h services.

We Care for Lexus GS450h Engines

Lexus GS450h engines are known for their reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Things can go sideways sometimes. When they do, you might find yourself searching for 2010 Lexus GS450h engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Lexus GS450h 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.

Illuminated Check Engine Light on 2010 Lexus GS450h

If your GS450h check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your car’s starter, Causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your GS450h in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. engine pinging noises, essential fluid leaks, or engine misfiring.

Lexus GS450h Engine Repair

If your 2010 Lexus GS450h needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. 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 Lexus GS450h engine repairs and you can drive easy knowing that we use Lexus-approved parts and fluids — cambelt, engine oil seal, ignition coil, or another part.

2010 Lexus GS450h Engine Q&A

Why does the check engine light in my GS450h turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your GS450h testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Lexus engine sound different? Strange under-the-hood noises can point to problems within your Lexus GS450h engine. Knocking or tapping could be a symptom of low 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 could be a sign that something is wrong with your brakes — not the engine.
What could damage my Lexus GS450h 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 slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Lexus GS450h 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.
Why did my GS450h engine suddenly stop? Reasons your GS450h 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 Lexus GS450h repair? Your local Firestone Complete Auto Care offers Lexus GS450h engine repair. Schedule an appointment today at one of our thousands of locations nationwide!