lights pulsate

Asked by 1956tshort Dec 08, 2014 at 02:24 AM about the 2006 GMC Yukon XL Denali 4WD

Question type: Maintenance & Repair

All the lights pulsate when turned on.

1 Answer
23,920

Dannyl answered 9 years ago

I was thinkin loose ground or water entry. my older truck did that with water in the lightswitch and towing harness.

Mark helpful

Your Answer:

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