Troubleshooting & Maintenance

170 topics in this forum

1. The truck is connected to the internet? 5g LTE to group network 2018 canyon

   By mosierpat, July 26
   • 3 replies
   • 181 views
   • 
   • GMCustomerService
   • July 27

2. Help purchasing a touch screen digitizer

   By mark249, July 18
   • 1 reply
   • 148 views
   • 
   • newdude
   • July 20

3. 2017 Colorado WT instrument panel indicator lights

   By BuddyS, May 14
   • 2 replies
   • 298 views
   • 
   • BuddyS
   • May 16

4. 2016 CANYON: Can't remove the ignition key.

   By dougn, February 25
   • 6 replies
   • 682 views
   • 
   • GMCustomerService
   • March 16

5. GMC 2021 Canyon battery replaced 3 times and will not start

   By Pfh, January 27
   • 0 replies
   • 180 views
   • 
   • Pfh
   • January 27

6. 3.6 Start up oil pressure

   By ex72jimmy, December 15, 2025
   • 1 reply
   • 330 views
   • 
   • garagerog
   • December 18, 2025

7. USB port stopped detecting anything plugged into it....

   By FATTSxDC, March 20, 2025
   • 0 replies
   • 780 views
   • 
   • FATTSxDC
   • March 20, 2025

8. Is this the dreaded transmission shudder ?

   By tval5, February 12, 2025
   • 1 reply
   • 1.2k views
   • 
   • newdude
   • February 14, 2025

9. 2021 3.6L EXHUAST CAMSHAFT SENSOR LOCATION?

   By chance0918, January 15, 2025
   • 1 reply
   • 1.9k views
   • 
   • newdude
   • January 20, 2025

10. Voltage constantly high

    By OldGuy96, January 14, 2025
    • 1 reply
    • 1.7k views
    • 
    • swathdiver
    • January 15, 2025

11. rought idle, please help, pics attached

    By wbhyperlite128, November 1, 2024
    • 1 reply
    • 1k views
    • 
    • newdude
    • November 4, 2024

12. replace trans lines

    By angelo moudakis, July 31, 2024
    • 0 replies
    • 705 views
    • 
    • angelo moudakis
    • July 31, 2024

13. 2015 COLORADO BRAKE ISSUE

    By grumpytim, May 7, 2024
    • 2 replies
    • 921 views
    • 
    • grumpytim
    • May 7, 2024

14. BW

    By BKW, February 8, 2024
    • 1 reply
    • 1.1k views
    • 
    • newdude
    • February 10, 2024

15. 2021 AT4 Canyon with 32k miles , dead battery

    By Mike Judd, December 30, 2023
    • 2 replies
    • 2.7k views
    • 
    • Mike Judd
    • December 30, 2023

16. black screen

    By PTDurfee, November 30, 2023
    • 0 replies
    • 1.6k views
    • 
    • PTDurfee
    • November 30, 2023

17. 2019 Colorado transmission shudder

    By Tigstoy97, November 17, 2023
    • 2 replies
    • 7.4k views
    • 
    • newdude
    • November 25, 2023

18. GMC App "GMC Map+" issue with infotainment with software update V810

    By Canyon20, October 27, 2023
    • 1 reply
    • 2.3k views
    • 
    • newdude
    • October 31, 2023

19. Key stuck in ignition

    By Wendy Schneider, September 27, 2023
    • 3 replies
    • 11.7k views
    • 
    • newdude
    • May 15, 2024

20. Chirp/Squeak Going over Bumpy Road w/ Slight Braking Pressure

    By NDP59, September 15, 2023
    • 1 reply
    • 1.8k views
    • 
    • GMCustomerService
    • September 19, 2023

21. trailer parking lights not working

    By Patrick Heindl, August 3, 2023
    • 0 replies
    • 1.5k views
    • 
    • Patrick Heindl
    • August 3, 2023

22. 2021 GMC Canyon elevation standard 3.6L ambient air temp sensor wire

    By jeff branton, August 1, 2023
    • 0 replies
    • 1.9k views
    • 
    • jeff branton
    • August 1, 2023

23. Radio and Bluetooth problems

    By Campo, June 27, 2023
    • 0 replies
    • 1.8k views
    • 
    • Campo
    • June 27, 2023

24. New bug app and Infotainment systemwith myGMC

    By Canyon20, June 24, 2023
    • 1 reply
    • 4.6k views
    • 
    • Canyon20
    • July 4, 2023

25. 2012 colorado starting issues

    By m.l.har, March 23, 2023
    • 0 replies
    • 1.7k views
    • 
    • m.l.har
    • March 23, 2023