Charging issue

2007 PONTIAC G6
165,000 MILES • 3.5L • V6 • 2WD • AUTOMATIC
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ASEMASTER6371
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 52,796 POSTS
There is an electronic load detector or ELD built into the ECM.

The whine is when it is charging a lot of current.

Yes, it can. The ECM will not code for that.

Roy
Mar 8, 2020 at 2:23 PM