Posted 9/13/2024 17:44 (#10889282 - in reply to #10889218) Subject: RE: 9370 inaccurate temp gauge
Wisconsin
Just to be sure, I'd check the dash ground for voltage higher than the battery ground. That is, run a jumper cable, or test lead from the negative battery post, to the cab and use a multimeter to check for voltage on the dash ground wire.