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Stumped? Post your question here for GM Master Techs. Serious inquiries only. Please include your VIN and codes. 


*-This is not offical vehicle service advice. Please see your dealer for any serious or safety related issues.

16,054 topics in this forum

  1. 2004 Chevy Silverado cabin noise 1 2

    By MidnightEvo8,   
    • 19 replies
    • 12.3k views

  2. Running rough and cel and ck stabilitrac codes p0300 and p0455

    By Sbailey,
    • 5 replies
    • 6.1k views

  3. stutters at deceleration- Help

    By dyanz,
    • 4 replies
    • 3.1k views

  4. Instrument Panel Cluster

    By loneranger10,
    • 0 replies
    • 2k views

  5. Driver Door Lock Issue

    By nixhex_is_on,
    • 1 reply
    • 2.2k views

  6. code 43 tried everything need help ASAP

    By the rookie24,
    • 3 replies
    • 6.1k views

  7. How important is the plastic air dam on 2014 sivlerado

    By Aznative,
    • 2 replies
    • 2.4k views

  8. 2006 Suburban 2500 P0449 Code 1 2

    By jaredaggie,
    • 29 replies
    • 35.7k views

  9. Oil type question

    By inspktr,   
    • 0 replies
    • 5.6k views

  10. Tranny Flush

    By jhm,
    • 2 replies
    • 2.2k views

  11. Tech II / VIN Relearn for OEM factory radio 1 2

    By slamkeys,   
    • 20 replies
    • 189.6k views

  12. 03 GMC Envoy - Misfire- Replaced Spark Plugs now Engine knocking

    By coleash27,   
    • 1 reply
    • 7.5k views

  13. Crank Position Sensor wiring....

    By dave in kelsey,
    • 4 replies
    • 9.3k views

  14. Bad idle after replacing battery

    By 91710zx10,
    • 5 replies
    • 3.7k views

  15. Electronic gremlins?

    By RushRoolz,
    • 4 replies
    • 2.5k views

  16. Please Help 2007 Silverado 1500 LT won't start...sometimes

    By Rickmag,   
    • 2 replies
    • 3.1k views

  17. 97 yukon 5.7l no fuel no spark 1 2 3

    By celticwild,
    • 32 replies
    • 14.5k views

  18. 2009 GMC Sierra Headlamp/blinker help!

    By 09gmcohio,
    • 7 replies
    • 2.5k views

  19. Rear Axle Removal Questions

    By tyjones,
    • 5 replies
    • 9k views

  20. Roof-Rail Air Bag Connection

    By viktoryakimov,   
    • 2 replies
    • 2.2k views

  21. Jack Stands for 1/2 ton

    By gmyeah,
    • 10 replies
    • 36.7k views

  22. Adding cruise control to a 2500HD "work truck"

    By freeclimbmtb,
    • 2 replies
    • 2.3k views

  23. abs pump without traction control on a truck with traction control?

    By mrfssd,
    • 2 replies
    • 2.2k views

  24. Blew It Up - 1994 Crate Motor Needed in CA - What will Smog?

    By JustJim,   
    • 4 replies
    • 3.7k views

  25. Power mirror replacement plug?

    By zxrbobby,
    • 5 replies
    • 2.6k views
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