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  1. Hammer02

    Low idle issue

    2002 yukon denali 6.0 Low idle So low the ac goes warm at lights or drive thru. Engine has never stalled out tho. Sits around 500 Cleaned the throttle body today. New plugs and wires today as well. Went to clean the IAC but I have this body.... First off Idk if this is even the one that is...
  2. Hammer02

    02 yukon Denali Cluster issue

    It started with my cluster along with my trip computer cutting off and back on as I hit bumps. Then it got worse cutting off more often on smaller bumps. Then yesterday it and the trip/info center above the CD changer both went off and stayed off. The cel and back illumination still work. The...
  3. Hammer02

    ECM-B fuse issue

    So I'm doing like 75 on the hwy and my engine cuts out! Long story short,I get it home and after some looking around I find a blown 20amp fuse labeled Ecm-b. Changes out the fuse...fires right up. Cut to about 15 mins ago it happens again! I change the fuse..fires right up. But this time I get...
  4. Hammer02

    02 Yukon Denali Ac issue.

    So my ac was recharged recently due to it not blowing cold air. That helped but not much. So I need a little help. So here are a few things that may help figure this out. First off the rear ac is cooler than the front. The wife and I noticed one day the ac got colder as I turned a corner a...
  5. Hammer02

    Update/New Problem/Question

    So I posted awhile back about my 02 yukon denali having a whining/howling sound on take off. Well I found out that whoever had the truck before me needed to replace the front diff and when they did so they did so with a 4x4 front diff and not an AWD front diff. So the diff isnt engaged due to...
  6. Hammer02

    02 yukon denali howling/whining on acceleration.

    So I got myself a 2002 Yukon Denali XL a while back and the transfer case was acting up. The "dealer" changed it out for a used one and it took the problem away BUT...Gave me two more problems and now the "dealer" says theres nothing more he will/can do. So after they replaced the transfer...

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