Q: Car isn't generating enough electrical power t run all the accessories

asked by on September 17, 2016

I bought the car new and have complete maintenance records. YourMechanic has done most of my maintenance for the last year. Problem started this past winter. When sitting at a light with the car idling, the headlights/dash lights dim noticeably. If the A/C is also running, the stereo will shut off. Sometimes the a/c compressor will cycle on/off repeatedly. By throttling the idle up to about 1500rpm, I can keep everything normal. I have replaced the alternator (YourMechanic), battery and fuses problem persists. I'm running out of ideas...

My car has 236500 miles.
My car has an automatic transmission.

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