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I had to change the steering column. I put the original key
I had to change the steering column. I put the original key lock cylinder in the new column so it would still be compatible with doors, etc.. Now, it wont start. It acts like the anti theft system won… read more
kalamykid
kalamykid
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Vocational, Technical or Trade Scho
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my coder reader and cigarette lighter do not work. The fuse is good. No power to the fuse … read more
George H.
George H.
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Associate Degree
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My 1999 Denali has an intermittent starting problem that I
My 1999 Denali has an intermittent starting problem that I was trying to correct with the 30 minute anti-theft reset procedure but the telltale does not turn off after 10 or even 20 minutes...any sugg… read more
JFN1
JFN1
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How do I deactivate anti-theft feature? It's on now. No
How do I deactivate anti-theft feature? It's on now. … read more
kalamykid
kalamykid
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Our 2007 yukon Denali shutts off after driving it at highway
Our 2007 yukon Denali shutts off after driving it at highway speeds for an hour plus. The car is fine while driving at high speeds but once we take it off the highway and apply brakes the oil pressure… read more
David Craig
David Craig
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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
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I stepped on my break 3 times in my gmc 2008 Yukon Denali
i stepped on my break 3 times in my gmc 2008 Yukon Denali and now my anti theft system won't allow my truck to start … read more
david carrier
david carrier
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Driving down the dry highway and traction control came on,
Driving down the dry highway and traction control came on … read more
Dan
Dan
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Can't get it to start. New battery. All electrics are good.
Can't get it to start. New battery. All electrics are good. Suspect anti theft logic is not letting car start. Seat heaters do on work. Checked ign.3 fuse and it was good. … read more
Gm Tech (Cam)
Gm Tech (Cam)
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Vocational, Technical or Trade Scho
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2015 Yukon denali and it won't start....no lights nothing, believe it is the anti theft system … read more
Amedee
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Vocational, Technical or Trade Scho
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Anti theft keeps going off every 5 minutes, 2015 gmc Yukon
no, getting 14.5 on the meter. no corrosion on the terminals … read more
BOBBYSS
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My husband changed the battery and now the anti theft system
My husband changed the battery and now the anti theft system won't allow it to start 2003 Yukon Denali... it was bought used and no original keys … read more
JOHN aka Eauto
JOHN aka Eauto
self employed
High School or GED
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GMC Yukon Denali: Hello i have a1999 Yukon Denali...i changed
Hello i have a1999 Yukon Denali...i changed the starter that went out. When i reattached the battery the anti theft system came on. When i bought the truck it did not come with a remote. I Hyatt use m… read more
JFN1
JFN1
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GM 2005 Denali XL: We have a Yukon Denali XL that we purchased
We have a Yukon Denali XL that we purchased new in 2005. It has 65,000 miles and has been a great vehicle for us. In the past six months, however, it has started to hesitate. When we are accelerating … read more
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GM Denali: 2007 Yukon Denali. Someone tapped into the orange
2007 Yukon Denali. Someone tapped into the orange cable on the ignition switch for aux power when I bought the car. It shorted out and now the car will not start. There is a lock symblol on the dash. … read more
Mike S.
Mike S.
Vocational, Technical or Trade Scho
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GMC K1500 Sierra 4x4 crew cab: I have a 2008 GM Sierra 1500
I have a 2008 GM Sierra 1500 5.3. When I'm driving on the highway at approximately 67 70 miles an hour the engine goes into the v4 mode and you hear are louder than normal noise in the exhaust does GM… read more
Doug
Doug
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GMC Yukon Denali: have 2003 yukon denali and replaced ignition
have 2003 yukon denali and replaced ignition switch suspected of failing and draining battery. reassembled and now have power to all systems however no crank or start? Must be something to do with ant… read more
Hal
Hal
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Vocational, Technical or Trade Scho
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GMC Yukon denali: Has to replace my 05 Denali navigation receiver.
Has to replace my 05 Denali navigation receiver. So got one off eBay. After installed it activated an anti theft lock. How do I deactivate lock so I can use it?… read more
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Gm Tech (Cam)

Gm Tech (Cam)

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GM Grand Master Technician 2007. 14 year experience.

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Ron Z.

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George H.

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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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