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  1. [SOLVED] Intake Manifold Removal '05 TB

    OEM Issues
    Intake Manifold Removal Help '05 TB I have an 05 TB 4.2L I6. Was throwing the PO303 code, compression test showed cylinder three had none. Went through the instructions in the Haynes manual to remove the intake manifold, but that dang thing wont wiggle out. I know that I dont need to remove it...
  2. Codes P0106, P0410, P0128 -- Are they related?

    General
    Very limited knowledge on this, but was wondering if anyone could help me. Own an '04 Chevy Trailblazer with approx 130,000 miles. Body's in pretty good condition, however undercarriage pretty rusty. Getting these three codes: P0106: Manifold Absolute Pressure P0140: Secondary Air Injection...
  3. [SOLVED] Exhaust manifold head studs (Already searched)

    Exhaust Mods
    Searched and Searched but no answer. I have to replace my exhaust manifold on my I6 but i need to find the specs on the studs so i can replace them also. They are in need of replacement. BTW i have a dorman manifold which i bought from Autozone with lifetime warranty, the manifold cracked...
  4. 04 rainier fearfull buyer exhaust manifold crack help(not solved)

    General
    Hello everyone i am new to this forum and will soon be a new owner of an 04 rainier. I now own a lexus rx300 but am trading it in at 192k. ive used clublexus forums for diy repairs and was succesfull so hopefully ill have same luck here. I am still debating wether or not to go through with...
  5. Hello all! 2nd cracked exhaust manifold

    Exhaust Mods
    I have a 05 TB 4.2L. I replaced original exhaust manifold less than a year ago and 2nd one is already cracked. Anyone know if they make these manifolds out of steel instead of cast. If not do u think maybe running a 180 or 190 thermostat will help keep the cast from cracking. Thanks for any...
  6. [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...
  7. Code Problems Road Trip Friday

    OEM Issues
    I am new to the group so first I would like to say hello to everyone. I just got back from hooking up my 2004 GMC Envoy XL to the computer reader at Checker. I got a few codes and I think I may know what they are but I thought I would post them here to be sure. I am making a trip from Colorado...
  8. Code Problems Please HELP

    General
    I am new to the group so first I would like to say hello to everyone. I just got back from hooking up my 2004 GMC Envoy XL 6CYL to the computer reader at Checker. I got a few codes and I think I may know what they are but I thought I would post them here to be sure. I am making a trip from...
  9. Homemade CAI problem...

    Air Induction
    Ok so I found a quick little bolt on re-chargeable air filter for my TB, and the only issue I had to resolve was the large hole on top of the intake tube (I used all the stock air tubes, just basically removed the box that sat on top the washer fluid). In order to cover this large hole, I found...
  10. Two problems - many questions. P0756 OBD code, manifold leak

    General
    My first post - please feel free to provide constructive criticism. I haven't worked on many vehicles since I was a certified mechanic 25 years ago. I'm grateful for this forum, and I have already learned much by reviewing similar posts. I'm going to start with the manifold problem. At first...
  11. !attention massachusetts custom fabricators!

    Air Induction
    I am in need of someone in the massachusetts area to custom fabricate a custom turbo manifold for my 2004 bravada..... I do have a couple machine shops in the area, that would be able to do it, but was hoping one of the guys on the forum had any idea..... I was toying with the idea of taking a...
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