Offroad Trailblazers and Envoys

Where have you driven your Trailblazer?

offroadTB.com has the information you need to modify your GMT360/70
for exploration and discovery of the unpaved areas in the world.

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Vehicle suspension maintenance information and lifting articles.

Wheels / Tires

Relating to everything wheels and tires.

Differentials / Axles

Look in here for information about drivelines and gearing.

Fabrication

Components built by members, and tips for your own fabrication.

Electrical / Communication

Batteries, wires, antennas, and buttons.

Recovery

Stuck? We've got info to help you get out safely.

Utilities & Resources

Calculators, technical documents, and general resources.

Camping

Want to spend some time outside? You'll find info about that right here.

Troubleshooting

This section helps you find and resolve common problems.

Latest Forum Posts

RockAuto • How to Find Wholesaler Closeout Parts at RockAuto

Wholesaler Closeout parts are our "clearance rack." The parts were acquired at discounted prices from companies liquidating inventory (becau [Go To Post]

Suggestions / News / Rules / Questions • Longtime Lurker who sold my TB a year ago, Classifieds post?

Hello, I guess the title says it all... I was a Longtime Lurker who sold my TB a year plus ago. I learned much from this site and was running 235/85/1 [Go To Post]

Differentials / Axles • Re: 4.56 gears and ABS

Hello Everyone. Are we saying that there will be no way to install 4.56 gears on a 2002 trailblazer and make the ABS and cruise control work?Statistic [Go To Post]