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  1. Introductions
    I have a 2006 Chevy 2500HD and can’t figure out what’s going on. I got a 7 way tester I am getting 12+ volts to the tester but turn signals, break lights, running lights, and backup lights show nothing. I checked fuses and replaced “TRL B\U” and “TRL Park”. The tester show headlights and power...
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