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  1. Z

    stuck slave cylinder?

    without being able to call any dealers, i finally found the Hummer clutch part numbers over on the Colorado/Canyon forum, of all places. the tough part is sifting through the chaff because most companies advertise all Colorado/Canyon/H3 clutches as the same - but they ain't. the 3.7L H3s came...
  2. Z

    Greeting H3T owners

    nice score! while we were looking for my wife's, we came across a really nice 1of50ish 2010 H3T with 5speed, Adventure, & 20-something thousand miles o_O... but she preferred the SUV since i've already got a pickup. take care of her!
  3. Z

    Sleeping platform

    nice job! i'm willing to bet some 3/16" or 1/2" plywood would've done the trick with a lot less weight (for anybody else making one). i've got the same deal for the back floorboard of my dodge 2500, and it makes laying back there pretty nice - i'm sure yours is even better with actual room to...
  4. Z

    stuck slave cylinder?

    of course - it did this again shortly after i deployed a few weeks ago. she's driving my cummins in the meantime, but i'm just gonna drop the trans when i get home & replace the clutch+slave. any recommendations on replacement kits? seems like the larger 08+ part numbers are hard to look up...
  5. Z

    H3 onstar delete

    ps: the Hummer's OnStar won't work now anyway since they deactivated all the 2G, 3G, and non-LTE cell towers last year.
  6. Z

    AC OFF without ENG HOT

    and looking up P0128 sounds like maybe just the thermostat's intermittently stuck open & causing it to not hit normal temp fast enough. ...don't know why that'd lock out the a/c compressor, though
  7. Z

    AC OFF without ENG HOT

    thanks. i might just have to drive it a few days & see what it does for me, but hopefully it's something relatively simple like that.
  8. Z

    H3 ok how about changing out the dog 5 cylinder to the v8

    and then while you're pulling the engine, you may as well forge the bottom end (or find a v8 to go in its place)
  9. Z

    Hyper flash on new blinkers

    the H3 normally blinks so slow that we left it as-is when we changed to LED bulbs a couple years ago. the only difference is that it now blinks slightly faster than other cars' normal turn signal rates - no irregularities or inconsistencies, though.
  10. Z

    AC OFF without ENG HOT

    i know the radiator & coolant were replaced while i was deployed summer 2021... can't remember if the thermostat got changed at that time or not.
  11. Z

    AC OFF without ENG HOT

    My wife says her truck's lately been randomly displaying AC OFF on the gauges, which would be expected if it's getting close to overheating... but when asking her about the temperature, she says the temperature stays normal and never displays an ENG HOT message (which the owner's book says...
  12. Z

    H3 ok how about changing out the dog 5 cylinder to the v8

    all the folks referencing GM's concept turbo Atlas are failing to mention that they rebuilt the bottom end with forged, lower-compression pistons. the guys who've loaded up the stock I5 under boost have almost all blown parts of their engines after a while.
  13. Z

    What did you do with your H3 recently? NEW

    yep, put 50-60mi on it yesterday in town, interstate, pulling a trailer in the wind - drove okay
  14. Z

    What did you do with your H3 recently? NEW

    on her way home from work, my wife had a sudden a loss of power in the top half of 2nd gear & all the time when she'd shift to 3rd. said it felt similar to when the throttle body actuator started failing... except we've got a new TB on it. after i got home & ran my scanner on the CEL, it read...
  15. Z

    H3/H3T Off Road Roof Light Set/Kit - BNIB $550 (includes shipping w/in US)

    if not it's tempting... i installed a lower set with some BeamTech 9005 LEDs & love them out in the woods, and we've still got another push-button spot available on the dash.
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