GMC SIERRA EXTERIOR LIGHT

I Am Working On A Custom Truck That Has Had The Taillights Shaved. When They Did This They Removed The Tail Light Wiring Harness And...

Something Is Not Right With The Wiring For These Connectors. Every Time I Hit The Brake My Tail Lights The Bulbs Come On The Middle Set But...

Passenger Low Beam Doesn't Work, Installed New Bulb, Checked Fuse, Used Voltmeter To Chk Ground Wire At The Bulb Plug, Good Ground...

When I Turn On The Left Turn Signal It Flashes Four Times Then Says Fault Detected And Hyper Flashes. It Is A Denali So It Has The Led...

The 30 Amp Max Fuse In The Fuse Block Under The Hood And The 20 Amp Fuse In The Fuse Block In The Instrument Panel Keep Blowing When I Apply...

While In Drive The Reverse Lights Are Still On & Stay On Most The Time. Also Every Time I Make A Right Turn, My Brights Come On When I Hit...

All Of The Lights Work On Both The Front And Back Head/taillights. However, Whenever I Turn On Hazard Or Left Turn Signal, None Of Them...

For Some Reason My Headlights, Both Low And High, Seem To Be Really Dim. I Thought It May Have Been My Bulbs So I Bought New Led's....

I Have The Truck Listed Above Denali 3500hd Duramax. When I Bought The Pickup Someone Had Already Put Emergency Flashers In It. They Removed...

The Reverse Light Is Working Fine. I Have Replaced The Bulbs, The Fuses, And The Brake Fuse As Well. I Am Not Sure What Else I Need To Do.