battery warning light stays on when engine off

Asked by peggraham Apr 16, 2014 at 04:18 PM about the 2006 GMC Sierra 1500 SLE1 Crew Cab 5.8 ft. RWD

Question type: Maintenance & Repair

2 Answers

4,085

Disconnect your battery and let it sit for roughly 1-2 hours to completely clear the ECU in the truck and see if the light comes back on when reconnecting the battery.

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