Alternator/generator/regulator Problems of Lexus ES

Lexus ES owners have reported 1 problem related to alternator/generator/regulator (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Lexus ES based on all problems reported for the ES.

1 Alternator/generator/regulator problem of the 2010 Lexus ES

Failure Date: 01/15/2021

I began to notice after long drives, a smell similar to a car overheating. One night, while warming the car up, the alternator light came on (the battery symbol). I figured it was probably my battery and decided to call an uber. In the short time that I waited for my ride, the car began to smoke. The next morning I took the car to my mechanic and he discovered that engine oil was leaking from the valve cover gaskets down into the alternator causing an electrical short circut.

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