Technical & Advanced

Forums

1. Vehicle Appearance, Care, & Maintenance

   Help for the do-it-yourself vehicle owner. Suggestions on how to make your truck look better & last longer.

   39,751

   posts

   • 
   • Detailing products
   • By kenny_r
   • Thursday at 06:06 PM
2. Ask the GM Technician

   Have a hard question?
   Only Questions That You Would Go To The Dealer For, Please!

   75,309

   posts

   • 
   • 02 Yukon 5.3L Shifting Iss…
   • By Doug_Scott
   • 7 hours ago
3. Performance Engine Tuning

   A forum dedicated to intensive and experienced engine and computer modification topics.
   Brought to you by:
   

   12,686

   posts

   • 
   • Reprogramming engine and…
   • By Icutmetl
   • Wednesday at 01:00 AM
4. Transmission, Suspension, Transfer Case, & Axles

   For all transmission and drive-line related topics. Included but not limited to 2WD, 4WD, AWD, transfer cases, & lift/lowering kits.

   40,813

   posts

   • 
   • Oil in Bellhousing 91 GMC …
   • By mjm-1957
   • Wednesday at 06:44 PM
5. Wheels, Tires, & TPMS

   Anything related to rims, tires, tire pressure monitor sensors, fixing a flat, and general tire maintenance here.

   28,317

   posts

   • 
   • 2019 TPMS to 2018
   • By MaverickZ71
   • Friday at 03:25 PM
6. Audio, Electronics, OnStar, MyLink, Intellilink & SiriusXM

   Infotainment, Mylink, Intellilink, SiriusXM, Bluetooth, Navigation Systems, OnStar, RemoteLink, smartphone connectivity, & aftermarket audio. Also includes Android Auto and Apple CarPlay.

   35,138

   posts

   • 
   • 12.1" T-Style radio for 20…
   • By BigWhiteMastadon
   • Friday at 12:47 AM
7. How-To

   Installations, Maintenance, and Repairs.

   3,938

   posts

   • 
   • EVERYTHING ABOUT UPGRADING…
   • By NicKlaus
   • May 10