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Troubleshooting, Warranty & Recalls

The help desk. Diagnose Google Built-In glitches, transmission shudder, check engine lights, and discuss warranty claims.

3,465 topics in this forum

  1. Brand New GMC 3.0 with bad oil leak 1 2

    By Sierra 3.0,
    • 29 replies
    • 35.1k views

  2. 2016 Sierra Denali intermittently losing ABS/Power Steering and showing a host of error messages

    By PirateToast,
    • 1 reply
    • 561 views

  3. Random Check Engine Light

    By JeffK1,
    • 2 replies
    • 2.2k views

  4. PO5AE Aero shutters B performance issue

    By Chad Kuenzinger,
    • 1 reply
    • 3.9k views

  5. Heatings seats dont heat at distance starting

    By Yvon Boulianne,
    • 10 replies
    • 1.4k views

  6. 2020 Silverado Z51 Trail Boss ran into a puddle at 35mph. Now truck is hydrolocked 1 2

    By pureskull,
    • 22 replies
    • 11.7k views

  7. Remote Start Issues 1 2

    By dan.hill,
    • 18 replies
    • 52k views

  8. Cell Phone Charge Indicator

    By RandyRck,
    • 3 replies
    • 9k views

  9. Annoying Rattle, Behind Passenger dash or firewall 1 2 3

    By eppieguy,
    • 40 replies
    • 44.5k views

  10. 2021 RST Floor Liners

    By rbdjr,
    • 6 replies
    • 1.7k views

  11. Fog light operation question please

    By milkmaster,
    • 8 replies
    • 8.3k views

  12. Bluetooth will not access iPhone contacts

    By Tomtom87,
    • 3 replies
    • 4.1k views

  13. altitude/elevation in nav system?

    By bcato,
    • 9 replies
    • 4.8k views

  14. Fluid flow?

    By yzinger,
    • 12 replies
    • 2.7k views

  15. Air Blasting After Remote Start 1 2

    By jonwit,
    • 20 replies
    • 16.9k views

  16. 2019 custom trail boss fog lights

    By HomeCokedale,
    • 4 replies
    • 4.9k views

  17. CEL U1345 2020 5.3 LTZ

    By xtrythis1,
    • 3 replies
    • 6.7k views

  18. GMC Sierra Denali 2019, problems with "open lock" on knob.

    By Robert Limm,
    • 0 replies
    • 384 views

  19. Chevy

    By Chevy 2021,
    • 2 replies
    • 707 views

  20. 2020 GMC Sierra "Extended Parking"- how to disable

    By Hans Antonsen,
    • 1 reply
    • 1.4k views

  21. Help Finding Hood Bumper Stop Part Number

    By Treynolds03,
    • 5 replies
    • 4k views

  22. Drivers side rear sits lower

    By Ithan Henry,
    • 3 replies
    • 3.3k views

  23. Unstable over bumps 1 2 3 4

    By derek01f,
    • 45 replies
    • 36k views

  24. 2020 gmc denali hd

    By Tom Wiltrout,   
    • 2 replies
    • 5.8k views

  25. Park Assist Off 1 2

    By Bell040,
    • 22 replies
    • 85.7k views
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