I've looked at the wiring diagram and what I see is that if you have DLRs you are getting power to the low beams. The low beams get there power through the DLR relay. It almost has to be a bad relay.
Denny
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I've looked at the wiring diagram and what I see is that if you have DLRs you are getting power to the low beams. The low beams get there power through the DLR relay. It almost has to be a bad relay.
Denny
2018 GMC Denali HD 2500 L5P.
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