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  1. [SOLVED] Broken Head Bolts Solution

    The "How-To" and DIY Section
    So I have seen several posts all over about GM broken TTY bolts. I have been an auto mechanic for 20 years, most as private fleet mechanic. This is the first time I have encountered this problem with head bolts. I took the head off of a 2006 4.2 L6 because of bad valves. I tried the hammer and...
  2. anyone have issues with the back window on envoys

    i have a 2004 gmc envoy xuv slt 4x4. yesterday when i went out and came back home the window was fine i went back outside less then 20 min later and it was shattered nothing hit it and no one walked down my street has anyone else had an issue with a mysterious blowout like this and the window...
  3. [SOLVED] $2,000 for 4 exhaust manifold bolts!!

    OEM Issues
    Yep it's sad but true..... So over the last two weeks I've been hearing an exhaust leak every time I start up the Denali in the morning..or when it's been sitting for at least 3 hours. So I did many searches here and some other sites and nothing was to specific on this problem. And holy...
  4. sunroof won't close all the way, any tips?

    did a search, doesn't seems like this happens much. I heard a pop when I opened the sunroof today, It was pretty hot and I didn't think anything of it. went to close the sunroof and it almost closes... it raises up in the back and needs to go forward about 3 inches to fully close. I can pull...