Question about Chevrolet Silverado 2500HD
Diagnostic times 3
test truck on its own (never mind the trailer plug) if ok not truck
test trailer on its own (use good batery or charger) if ok not trailer
test truck trailer system now look for cross wire or pinch wire in trailer harness
could also be corosion at rear 6-or-7 way plug causing crssover power
eliminate source one at a time and you will locate problem
Posted on Apr 03, 2011
Testimonial: "tks-now I will need to locate the end away from the connection at the rear. this group of wires lays above the fuel tank and hard to trace."
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Posted on Jan 02, 2017
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