GMC Sierra Turn Signal

Browse GMC Sierra Turn Signal questions and answers. Choose a question that matches your symptoms.

38 discussions

Turn Signal

2016 GMC SIERRA
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...
5 ANSWERS
15 IMAGES
Asked by Adamwendorf

Turn Signal And Radio Intermittently Do Not Work After...

2015 GMC SIERRA
Sometimes There Is No Sound, No Radio, No Turn Signal, No Warning Bells From The Time I Start The Truck Until I Turn It Off And Restart It...
2 ANSWERS
4 IMAGES
Asked by Sierra 1500

Left Front Turn Signal Light Not Working Properly

2015 GMC SIERRA
When I Unlock The Truck The Left Orange Turn Signal Bulb Flashes So I Know It's Working But Once I Start The Truck The Light Doesn't...
1 ANSWER
3 IMAGES
Asked by Travis Ross

Headlights, Brake Lights And Turn Signals Not Working

2014 GMC SIERRA
My Vehicle Has No Headlights, Brake Lights Or Turn Signals And The Horn Does Not Work As Well. I Had The Body Control Module Changed And Re-...
3 ANSWERS
13 IMAGES
Asked by Robert Shearn

Right Rear Turn Indicator Failed

2014 GMC SIERRA
Right Turn Signal Will Blink Normal Three To Four Times Then Will Begin Blinking Fast (as If One Of The Bulbs Were Out), And A Message Pops...
5 ANSWERS
11 IMAGES
Asked by 90Silverado

Right Front Turn Signal Light Not Flashing?

2011 GMC SIERRA
Right Front Signal Lights Will Not Flash, Bulbs Are Good.
7 ANSWERS
15 IMAGES
Asked by NaelcaMreteP

Front Left Park/signal Bulbs Staying On

2011 GMC SIERRA
Even With Fuse And Relay Pulled.
8 ANSWERS
7 IMAGES
Asked by NaelcaMreteP

Blinker Turn Signal Switch

2011 GMC SIERRA
Put In Left Turn Does Nothing. Off Position And Right Turn Signal Show Turning Right Service Airbag Light Is On Water Over Bumper Yesterday...
1 ANSWER
2 IMAGES
Asked by Outlaw1974

Blinkers Not Making Any Sound?

2010 GMC SIERRA
I Replaced My Radio A While Ago And Since Then The Blinkers Have Not Made Any Noise. They Work Just Fine On The Outside, But They Make No...
1 ANSWER
Asked by blonded

I Need Help Wiring My Truck's Turn Signals

2009 GMC SIERRA
I Recently Installed A Flat Bed On My 2009 Gmc 1500. It Has Led Lights. Now My Turn Signals Are Going Crazy. Is There A Solution? Wiring...
1 ANSWER
Asked by James Bickel

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