Troubleshooting & Maintenance

168 topics in this forum

1. 2017 Colorado WT instrument panel indicator lights

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

2. 2016 CANYON: Can't remove the ignition key.

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

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

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

4. 3.6 Start up oil pressure

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

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

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

6. Is this the dreaded transmission shudder ?

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

7. Whining noise from rear of truck

   By mark249, July 27, 2020
   • 3 replies
   • 15.7k views
   • 
   • bigLcolorado
   • January 25, 2025

8. 2021 3.6L EXHUAST CAMSHAFT SENSOR LOCATION?

   By chance0918, January 15, 2025
   • 1 reply
   • 1.8k views
   • 
   • newdude
   • January 20, 2025

9. Voltage constantly high

   By OldGuy96, January 14, 2025
   • 1 reply
   • 1.6k views
   • 
   • swathdiver
   • January 15, 2025

10. rought idle, please help, pics attached

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

11. replace trans lines

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

12. Park assist not working after replacing battery

    By ja3680, February 8, 2023
    • 3 replies
    • 10k views
    • 
    • GMC Canyon guy
    • July 30, 2024

13. Canyon hard to start after getting gas

    By JSurovik, February 13, 2020
    • 1 reply
    • 6.3k views
    • 
    • THE-BERT
    • May 20, 2024

14. Key stuck in ignition

    By Wendy Schneider, September 27, 2023
    • 3 replies
    • 11.4k views
    • 
    • newdude
    • May 15, 2024

15. 2015 COLORADO BRAKE ISSUE

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

16. BW

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

17. 2018 Canyon Check Engine Light and Service Stabilitrak

    By cjerm22, December 4, 2019
    • 3 replies
    • 15.8k views
    • 
    • Donaldt83
    • January 11, 2024

18. 2021 AT4 Canyon with 32k miles , dead battery

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

19. black screen

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

20. 2019 Colorado transmission shudder

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

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

    By Canyon20, October 27, 2023
    • 1 reply
    • 2.2k views
    • 
    • newdude
    • October 31, 2023

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

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

23. trailer parking lights not working

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

24. 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

25. New bug app and Infotainment systemwith myGMC

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