GM Truck Club
Founded in 2004 ~ We're the #1 Chevy Truck & SUV Forum.
Silverado & Sierra | Tahoe & Yukon | Suburban & Yukon XL | SUV & CROSSOVER
Results 1 to 4 of 4

Thread: 08 Trailblazer

  1. #1

    Default 08 Trailblazer

    Looking to find out if the ECM on these trucks can be reprogrammed for better gas mileage??

  2. #2
    Jr. Apprentice
    Join Date
    May 2009
    Charlotte NC

    Default trailvoy com

    Go to trailvoy There is plenty of info there that will help and threads that has info also. Look for for retunes..........
    Last edited by truheel1; 05-11-2009 at 02:06 PM.

  3. #3


    move to ams oil or some thing like that up date air intake also if your 08 is under warranty becareful.

  4. #4


    Yea..Ams oil is awesome..synthetic helped me out like a champ..also new tires and plugs and wires best your gonna do. If it works let me know though.
    2006 Chevy Trailblazer LT 4x4

Similar Threads

  1. E85 Gas and a Trailblazer
    By 03TrailBlazer in forum Chevy Trailblazer Forum (GMC Envoy)
    Replies: 1
    Last Post: 11-20-2011, 10:54 PM
  2. Replies: 0
    Last Post: 07-13-2010, 04:40 PM
  3. My old Trailblazer
    By Kman1022 in forum Photo & Video Gallery
    Replies: 0
    Last Post: 06-12-2010, 11:13 AM
  4. Replies: 0
    Last Post: 02-06-2010, 03:30 PM
  5. Trailblazer won't go.
    By Steve in forum Chevy Trailblazer Forum (GMC Envoy)
    Replies: 14
    Last Post: 05-06-2007, 10:42 PM

Tags for this Thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts