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2002 2003 2004 2006 2007 4.2 4wd 4x4 a/c abs actuator air conditioning air suspension alternator amp arnott audio battery black bose brakes check engine light clean coolant custom differential electrical engine envoy exhaust ext fan clutch fuel fuel pump fuse gas gmc grille headlight headlights hid hids hvac idle ignition ignition switch install interior introduction leak led lift lift kit lifted lights misfire mod mods no start noise oem offroad oil olds bravada oldsmobile bravada p0300 paint pcm power steering radio rear reduced engine power replace rims rough idle sensor shocks speakers ss stalling starter stereo struts subwoofer suspension swap switch tbss tccm throttle body tires trailblazer transfer case transmission transmission problems vibration water pump wheels wiring xuv
  1. General
    I think I read on here a thread that removing the rack up top helps fuel economy. I tried to search for it, but cant find the thread anymore Is there anything one can do to bring up the miles per gallon? Besides the typical - clean the throttle body, coast more, carry less, slow acceleration...
    economy fuel gas mileage mpg
  2. General
    Just purchased a 2006 Envoy 4.2 - 119K. Threw a P0128 code and had it reset and I've found lots of information (t-stat) on the code. I've got a couple of questions: 1 - What is the optimal temperature that I should look for? Right now it's showing a hash-mark or 2 short of 210 degrees F. Is...
    mileage p0128
  3. Engine Tunes/Mods
    OK - I need help from all of you 6 cyl owners out there (which should be MOST of you!!!). My wife and I are trying HARD to convince her Mom that she needs to get an Envoy (which a local dealer has put her in for the weekend with 38K miles) over a Mercury friggin Mariner... What I want to know...
    mileage no fords recommnedations
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