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GS400

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Question
Wheel fell off car
Hi. It sounds like your lug nuts came loose and caused the wheel to fall off. I would recommend having a technician come out from YourMechanic and inspect the front end on the car for damage and repair it as...
Question
I have a 1998 lexus gs4oo. I was driving it, and all of a sudden it started to die on me, it didn't die all of a sudden ,it kinda
There are a couple of sensors in your car that regulate the flow of fuel and air into the car's engine. One is called a mass air flow sensor. This regulates the air flow into the car's engine to make...
Question
low idle around 400 rpms
This generation of Lexus GS models has a known issue for this and can often be corrected by cleaning the throttle body. I would also recommend testing the MAF (Mass Air Flow sensor) as well as this can lead to...
Question
After valve cover gasket replacement, compressor broke
Hi there. Thanks for writing in about your 2000 Lexus GS400. Compressors can go bad due to oil saturation. It is likely that the technician spilled additional oil on the compressor when replacing the valve cover. The technician may have...
Question
2000 Lexus GS400 has new battery, but will not start
Hello. Thanks for writing in about your 2000 Lexus GS400. There are various reasons for a car not to start. The best way to determine what component is causing this is by having a technician scan the VSC (vehicle stability...
Question
Fobs replaced with new, but stopped working
Hello. I believe the key fob chip is the problem. Since the other parts on the key failed first, it is likely that the chip wasn't too far behind. Replacing the chip in the fob should fix your problem. I...
Question
Sunroof closes half-way unless it lifts first
Hello. The sunroof tracks and motor more than likely just need to be synchronized on your 1998 Lexus GS400. This is known as the sunroof relearning procedure. If you would like to have this done, a qualified technician from YourMechanic...
Question
After tune up, alternator ruined by oil leak
Hello. The issue you are having is likely a ground wire fault that keeps blowing the fuse. Fuses blow when there is too much current for The ground circuit to release. Electricity is energy. Energy can't be created or destroyed,...

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