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. It’s just your GS450h firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Lexus engine sound different?

Unusual noises can signal a problem with your Lexus GS450h 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 my Lexus GS450h engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to 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.

What can cause the engine in my GS450h to suddenly stop?

Your GS450h 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 Lexus GS450h engine?

Your local Firestone Complete Auto Care has you covered with expert GS450h engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Engine Repairs for Your 2018 Lexus GS450h

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2018 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.

2018 Lexus GS450h Repair

Nothing lasts forever. Even your Lexus GS450h’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 2018 Lexus GS450h repairs.

We Know Lexus GS450h Engines

The Lexus GS450h is respected for its reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. When they do, you might find yourself searching for 2018 Lexus GS450h engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. 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 2018 Lexus GS450h

If your GS450h 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 or emission system, and it won’t go away by ignoring it. Possible causes can include a failing oxygen sensor, worn spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your GS450h 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 misfiring.

Engine Repairs for Your 2018 GS450h

If your 2018 Lexus GS450h needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. 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 seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for GS450h engine repairs and you can drive easy knowing that we use Lexus-approved parts and fluids — serpentine belt, oil gasket, sensors, or another part.

2018 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. It’s just your GS450h firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Lexus engine sound different? Unusual noises can signal a problem with your Lexus GS450h 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 my Lexus GS450h engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to 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.
What can cause the engine in my GS450h to suddenly stop? Your GS450h 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 Lexus GS450h engine? Your local Firestone Complete Auto Care has you covered with expert GS450h engine repair. Schedule an appointment today and see us at one of our thousands of locations.