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Related GMC Questions
My inside review mirror/camera to the back of the truck is
My inside review mirror/camera to the back of the truck is non functional because I have installed a camper shell over the bed and now the camera is blocked. Can the camera be moved and installed on t… read more
WarrenR222
WarrenR222
Automotive Technician / Assitant Manager
automotive technology
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I recently installed an aftermarket unit. It has a rear back
i recently installed an aftermarket unit. It has a rear back up camera function, however my factory rear camera displays in the rear view mirror. how can i extend this fuction to the head unit?… read more
BRIAN
BRIAN
Program Coordinator/Professor Automotive
BS
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Paitent I'm slow. 2015 gmc 3500 he denali. Hvng trouble with
Hvng trouble with the trailer brake system showing service. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Second opinion] I want to wire a rear view camera on an
Second opinion] I want to wire a rear view camera on an Airstream trailer through a harness to my 2015 GMC Denali, and I don't know how to run the wire through the bed of the truck and up to the ignit… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
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2013 Yukon Denali. Hard wiring a radar detector to the
Hello Pearl. 2013 Yukon Denali. Hard wiring a radar detector to the rearview mirror. I'm looking for a schematic to identify a switched 12 VDC source and ground in the mirror plug. I believe pink is 1… read more
Don - Mo Lurch
Don - Mo Lurch
ASE Certified Technician
Vocational, Technical or Trade Scho
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I have 2015 GMC denali. When I pull my trailer I keep
I have 2015 GMC denali. When I pull my trailer I keep getting warning that trailer is disconnected. When my step son pulls it it also happens ( his pick up is a 2015 high country)… read more
Chris
Chris
18,453 satisfied customers
I have a 2008 GMC Yukon SLT 2 with rear back up camera
I have a 2008 GMC Yukon SLT 2 with rear back up camera inoperable. It worked then the dealer replaced a right front door lock mechanism. Now for some reason the screen gives a black display as if came… read more
Ron
Ron
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Vocational, Technical or Trade Scho
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I have a 2009 GMC Sierra fully loaded. I am trying to turn
I have a 2009 GMC Sierra fully loaded. I am trying to turn the back up camera on the rear view mirror. The instructions say, "Press the, 'Menu Hard Key"" I don't know what that key is.… read more
Gm Tech (Cam)
Gm Tech (Cam)
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Vocational, Technical or Trade Scho
2,126 satisfied customers
GM Sierra Denali: I am installing a new rear view mirror in
I am installing a new rear view mirror in my 2006 GMC Sierra Denali. The factory mirror includes the OnStar options, and has a 16 pin wiring harness. The new mirror includes a compass feature that is … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
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GMC 2500 Sierra Denali: I have a 2013 GMC Sierra 2500 Denali.
I have a 2013 GMC Sierra 2500 Denali. When in reverse the view is a little to dark on the view screen. Is there a way to brighten this?… read more
goodwrench9124
goodwrench9124
Lead Tech/ Shop Leader
Vocational, Technical or Trade Scho
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GMC Sierra 2500 HD: Im looking to buy a GMC Duramax Denali
I'm looking to buy a GMC Duramax Denali but would like to know what options it has. The dealer website isn't that helpful and would like to know what all is on there for the kids before I purchase. Is… read more
JFN1
JFN1
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Vocational, Technical or Trade Scho
272 satisfied customers
GMC Sierra 1500: Hello. Im Freddy. I have an issue with my
Hello. I'm Freddy. I have an issue with my rearview mirror on my 03 gmc sierra. Temperature & compass don't show up on the mirror. I've check all the connectors and use a new ambient sensor that read … read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Sierra Denali HD: I have a 2011 GMC Sierra Denali HD.
I have a 2011 GMC Sierra Denali HD. I wrecked my tailgate a while back, and have since had it repaired. However, ever since I wrecked it, my rearview mirror and rearview camera has no power to it. The… read more
Gary
Gary
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Vocational, Technical or Trade Scho
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GMC C2500: C2500 rear running lights do not work HELP!!!!
C2500 rear running lights do not work HELP!!!! I need a color coded wiring diagram for the rear tail lights.… read more
Randall C
Randall C
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Vocational, Technical or Trade Scho
14,231 satisfied customers
GMC Denali: Looking for a wiring diagram for a 2007 or newer
Looking for a wiring diagram for a 2007 or newer GMC automatic dimming rearview mirror w/ temperature sensor. it is a 2 wire double design. I have a 99 Denali with the dimming sensor and putting in a … read more
Don - Mo Lurch
Don - Mo Lurch
ASE Certified Technician
Vocational, Technical or Trade Scho
23,396 satisfied customers
GM 2012: I have a 2012 Sierra 1500, and the driver side mirror
I have a 2012 Sierra 1500, and the driver side mirror will not adjust properly. It stops short of allowing the driver to view up and out to see all of the traffic. Since I regard being limited to seei… read more
Doug
Doug
Head technician
High School or GED
394 satisfied customers
GMC Yukon SLT: I INSTALLED A REARVIEW MIRROR FROM A 2012 CHEVY
I INSTALLED A REARVIEW MIRROR FROM A 2012 CHEVY TRAVERSE WITH A LCD BACKUP SCREEN BUILt IN FOR REAR BACKING UP. I ALSO BOUGHT A CAMERA REARVIEW ON EBAY WHICH IS FOR MY 2007 YUKON SLT. WHAT I NEED IS S… read more
Aran
Aran
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Associate Degree
596 satisfied customers
GM GMC YUKON SLT: I GOT A 2007 GMC YUKON SLT WITH NAVIGATION.
I GOT A 2007 GMC YUKON SLT WITH NAVIGATION. I NEED TO KNOW 2 THINGS! 1) I HAVE A NAVIGATION AND WHEN I AM WATCHING A DVD AND SHIFT OUT OF THE PARK THE NAVIGATION SCREN TURNS OFF AND SAYS IT HAS BEEN D… read more
John
John
MASTER AUTOMOTIVE TECHNICIAN
2 YEARS COLLEGE
9,106 satisfied customers
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

2,126 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,589 satisfied customers

GCM master tech over 25 years

Dave Nova

Dave Nova

GMC Technician

929 satisfied customers

ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

GMC Technician

904 satisfied customers

24 years of experience diagnosing & repairing

JFN1

JFN1

ASE Certified Technician

272 satisfied customers

GM Master Technician

Mike S.

Mike S.

ASE Certified Technician

256 satisfied customers

GMC N.A.I.S.E. Certified Auto-Mechanic

George H.

George H.

ASE MasterTechnician

233 satisfied customers

15+ Years ASE Master Technician with Level 1 Certification

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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