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    Theft deterrent module location?? (searched)

    One of the bcm codes that I am getting shows a faulty theft deterrent module. Does anyone know where this is for a 99 denali? Apparently its in a different place than Yukon/Tahoe??? I tried searching but didn't find anything. Thanks for any help
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    Dealer key fob wont work pulled bcm codes need help figuring this out

    Ok guys recently got this 99 Denali that did not come with a key fob. I tried 2 from aftermarket sources-neither worked. So ordered one straight from GMC dealer. It still wont work. I can get the truck into program mode (pull radio fuse and cycle key 3 times) but nothing happens when I hold the...
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    Rear ac not blowing cold

    I hope this is the right section to put this. I recently picked up a 99 denali, the front ac blows nice and cold but the rear ac is blowing warm air. I was under the impression it was all connected but I guess I was wrong. Any idea on what would cause this and how to fix it? Thanks guys
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    Please help key fob reset, tried everything

    Hey guys recently picked up a super nice 99 yukon denali and it didnt come with a key fob. I bought a fob and tried the #4 to #8 pin trick but my #8 has no metal. So i tried to use the other method where you get in, put in the key while holding unlock and cycle the key. After cycling the key and...
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    Oil filter adapter leak (thinking of swapping for older version

    My adapter is leaking on my recently purchased 99 yukon. I have done a TON of research and it seems like the oil cooler lines are another problem area for these trucks. From all my research it seems like alot of people are doing away with the lines and running a early model oil filter adapter. I...

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