Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner


  1. Front end conversion

    The 02-09 "How-To" and DIY Section
    Hi guys, I’m new here but I just picked up an envoy xuv. For some stupid reason I’ve always wanted one of these and I have a weird obsession with envoys in general, but the waterproof truck-bed style rear end with a retractable roof just blew my mind. I had to have one. But one problem; I don’t...
  2. Constant velocity axle reccomendations

    Transmission Mods
    I bought a 2003 Envoy with the 4.2 I6, with only 100k on it (score!) But as is expected with any 20 year old vehicle, some parts are worse for wear, namely the front end transmission. The first thing I'd like to do is replace the entire constant velocity axle assembly, and a stock part is fairly...
  3. Center console swap

    Hey y’all my center console is cracked and falling to pieces, before I get a replacement I was wondering if I can swap in a trailblazer center console/cup holder assembly? the extra cup holder would be lovely of course and there’s plenty of trailblazers at the local parts yard
  4. Low Budget Camper Conversion

    Low Budget Camper Conversion

    About three years ago my father gave me his gently used 2003 Envoy. It’s been sitting around, but I’ve decided to clean it up and turn it into a low budget camper.
  5. 2005 Envoy Denali for sale 89k miles

    I’m a fanatic about how I take care of my vehicles, doubt you could find a nicer one. Has just about every option available, needs nothing, everything works perfectly, 10k miles on Michelin tires, v8, tow package, air suspension, bose sound system. I just purchased a newer vehicle so this one...
  6. P0016, P0340, and P0303

    OEM Issues
    Hello Everyone!, I am new here, but have been a long time lurker for information about fixes when my moms envoy acts up. Well the other day I drove the Envoy to school because my crownvic was blocked by the envoy and right as it started up it was misfiring and running really really rough. I then...
  7. LED Headlight Bulb Fitment

    So I have a 2006 GMC Envoy XL that I want to out brighter headlights in. I want to use the bulbs from Lasfit because they are a great option for the money, but I’m worried about the fitment of the bulb in the headlight. I know that the Envoy headlights are a one piece unit that have dust covers...
  8. Oil pressure gauge is at 0, mechanic says to replace the whole engine

    OEM Issues
    So my dad's 2003 Envoy has been over heating for a while, but about 2 weeks ago the oil pressure gauge was going low, so he took it to a mechanic, who changed the oil pressure sensor, but when he did, the oil pressure dropped to 0 and stayed there. So he had him change it back, and it's still at...
  9. How to/What will I need?

    The 06-09 SS "How-To" and DIY Section
    Hey everyone! I have a 2006 Envoy, 4.2l, looking to lift. What would I need and how would I do it? Thank you! :x
  10. Hello From Fayetteville, AR!

    Hello, I just purchased my 2003 GMC Envoy 2wd with the 4.2l I6 (It is also my first car). I'm looking forward to working on it and getting some nice aftermarket parts for it! I'm also looking forward to seeing just how far I can take this vehicle.
  11. Basic Skid Plate setup for 2004 Envoy

    I wanted to get a skid plate either design or built and shipped to cover the vital parts of my Envoy (Oil pan, ect.) Also would like advice for a setup. Essentially my use transport to backpacking/hiking in the PNW, worst conditions on some of our unmaintained forest roads I think call for a...
  12. 05 envoy shock/strut replacement

    We have the new parts but want to know if there is any precautions such as when taking the stock ones off, and we also want to know the torque specs for the bolts. Do we let the back end sag or what? Never done this before and didn't see anything while searching
  13. 05 Envoy passenger window

    Hi all! New here but have read the forum for a number of different helpful suggestions, so thank you. I am currently having an issue with my 05 Envoy SLT passenger window. First, the window would only work sometimes. Then it quit all together. I moved the driver side switch module (DDM) to the...
  14. 2003 Envoy High Idle (1,000 RMPS)

    Hey guys this is my first post so please bear with me. I have a 2003 envoy SLT 4x4 and randomly it will start idling high at around 1,000 RMPS. Before when this happened it gave a code (dont remember what the code was) and the guy that scanned the code at advance auto parts said it was the...
  15. No crank No start

    OEM Issues
    This is the craziest issue....No crank, no start. I rebuilt the engine, re-installed. No Crank and no start. I have tested all I have thought possible. Any new suggestions would be great. Here is what was tested: - New battery - Manually triggered stater via ground signal on relay - Cranks -...
  16. XUV Roof is Stuck Partially Open

    The 02-09 "How-To" and DIY Section
    Hi all ... long time reader, first time poster. So, another XUV roof post. Have read many threads, but haven't seen my exact issue. Please point me in the right direction if I missed. Issue: I started to open the rear roof on my 2004 GMC Envoy XUV and then based on the weather, changed my mind...
  17. Bose Speaker/Amp issue - Please Help!

    I have not had sound in my vehicle for a year. Just spent $7,500 on a re-manufactured engine and install. Fixing my GMC Envoy Denali up. Here's the deal: I have the BOSE system. New aftermarket radio installed. The interface for the radio is a PAC-OS-2X. When some audio guys I hired could not...
  18. 2006 Envoy Denali

    2006 Denali 5.3 130,000 miles
  19. Envoy XUV Overhead Console Switches

    The "How-To" and DIY Section
    I have a 2005 Envoy XUV. The overhead console switches that operate the sunroof, mid and rear gate windows, and roof, no longer illuminate when the lights are on. I've tried replacing the switch cluster, but still not illuminating. I'm thinking there must be a short in the wiring harness. Anyone...
  20. 2006 Envoy Transfercase

    4x4 Drivetrain
    I have a 2006 Envoy and I was stuck in "4WD" but only the front differential was locked and my transfer case was in 2WD. I replaced my transfer case motor and in doing so my bolts wouldn't line up and I tried shifting the transfer case using the motor and something bound up in the case and a lot...