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  1. D

    Transmission not shifting real great 2004 Yukon XL Denali

    going to be rebuilding the tranny for my 2004 yukon xl 1500 slt. any recommendations for trusted websites that sell rebuild kits? Im currently looking at a master rebuild kit on PATC (performance automotive transmission center) its a: master rebuild kit, 4L60E high energy clutches, with red...
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    Transmission question? Rebuild or remanufactured?

    going to be rebuilding my tranny for my 2004 yukon xl 1500 slt. any recommendations for trusted websites that sell rebuilt kits? Im currently looking at a master rebuild kit on PATC (performance automotive transmission center) its a: master rebuild kit, 4L60E high energy clutches, with red eagle...
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    Power locks don't work

    In order to change the lock mode you must press twice quickly. This is in service mode of course. I havent held it for 5 seconds tho.. I will try that one. Thank you!
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    Power locks don't work

    Here is what I've been following. Straight out of the manual. There is only an 8mph chime, and on the dic it only says "with speed".. but all these things I've tried many times.. not luck..
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    Power locks don't work

    also.. my vehicle has passlock.. yet the 04 yukon key wasnt chipped.. how does that work? *edit* nevermind. I understand it. I have passlock, not passkey..
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    Power locks don't work

    well like I said, Im not so sure weather the alarm has been messed with or not.. and I cannot find a diagram that points out where the wiring for it is located.. And yes, I can get to the options in the DIC, and I have set it to manual mode. (yes there are other options; 15mph, etc..) I...
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    Power locks don't work

    Ive been wondering that.. I hear that could be a plausible cause. Ive been googleing all day a wiring schematic/ location for the alarm system, no luck tho. I have noticed the little alarm indication light on the dash does not light up at all. But I get no notifications referring to the...
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    Power locks don't work

    you are correct i believe 92-05 were not chipped
  9. D

    Power locks don't work

    I have the DIC option, Ive gone into it and turned the lock system to manual, but they still automatically lock. my biggest complaint is they lock immediately after the vehicle is started, not even touching the shifter yet.
  10. D

    Power locks don't work

    I read the manual over and over again. following everything to a T! I hear the desired amount of chimes for disabling the locks and everything, I take it out of service mode, but it still auto locks as if I didn't do anything. I have also made the change in the console settings, same results...
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    Power locks don't work

    Thanks for your reply. Are you saying the factory system doesn't have this capability? Because in my manual it explains there are 3 modes for the auto lock and 4 for the unlock.. including disabling the automatic for manual use only. currently, they lock upon start up, and if I take it out of...
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    Power locks don't work

    good info on this post I have a 2004 yukon xl with the whole automatic power lock feature. The locks activate and lock upon start up everytime, haven't even put it in gear yet. its irritating when im just opening the door to turn it on and walk away to let it warm up, i forget they locked and...
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    Auto unlock in park

    I have a 2004 yukon xl with the whole automatic power lock feature. The locks activate and lock upon start up everytime, haven't even put it in gear yet. its irritating when im just opening the door to turn it on and walk away to let it warm up, i forget they locked and ill shut the door.. had...
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    So I got my seats to fully recline today.

    hey all, new here. enjoyed reading this thread. I have an 04 yukon XL, rear captain seats. The lever to recline the seats just spins.. and the seats do not adjust.. just wondering whats going on here

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