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  1. 02-09 Vortec 4.2L I-6 Engine and Drivetrain
    Hello everyone! I am back! This time, I have a transmission issue, the Envoy in question has 180,xxx miles, the engine has been taken care of thoroughly by me since I got the vehicle, I mean EVERYTHING. A tune-up, gaskets, synthetic oil changes, water pump, radiator fan, serpentine belt...
  2. General
    Lifespan Thoughts (?) & Proactive Maintenance Suggestions (?) for LOW mileage 2005 My name's John - THANK YOU in advance for your thoughts.. I bought my 2005 Trailblazer EXT 2WD new - and have kept it outside (but always covered when not being used) in Florida since. Don’t drive it much -...
  3. General
    i recently purchased my first vehicle...an 04 TB lt. i changed all of the fluids myself and cleaned the truck inside and out. i changed all of the filters and from now on i just want to put upgrades on it. im looking at Pcmforless.com for a tuning. what else would you guys recommend...
  4. General
    Okay, so I bought my wife a sweet 06 Envoy denali with the 5.3L motor and all the bells and whistles. I love it, its perfect. Here is just a quick question. It has 94000 miles and we bought it from a reputable dealer in town. What should be my list of check offs to make sure i have done on it...
  5. General
    What's up all, been a member for close to a year and it is time for me to right in. About 11 months ago a bought my TB (4.2, 4x4, LT) and for the most part it is good. I changed the serpentine belt (pain in the ass), found out the back liftgat window won't open (anyone else) it is stuck at the...
  6. General
    Last night I was changing oil in the TB. I switched to Amsoil full synthetic last year from Mobil 1 synthetic and I'm doing the 1 year/25k oil change schedule. It's been 1 year and only 8,473 miles. While under the hood I was checking the other fluids. I checked the PS fluid and it was...
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