Gauges not activating when turning the key?

20

Asked by mtdreamweaver Jun 24, 2022 at 01:29 PM about the 2003 Chevrolet Silverado 2500HD 4 Dr LT 4WD Extended Cab LB HD

Question type: Maintenance & Repair

Gauges activate one minute after truck starts.
Have charged both batteries and had load tested
at O'Reilly's. Came out good. Checked all electrical
connections, solid.
Where to next??

2 Answers
308,475

Gene answered 2 years ago

The BCM controls the gauges so make sure the BCM grounds are good. Some of the early 2000’s had issues with the harness under the passenger seat.

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