2021 GMC Canyon Other or unknown Problems
- Complaints
- 2about this part
- Share
- 17%of 12 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the other or unknown of the 2021 GMC Canyon, 17% of the 12 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The rear camera and wire harness for the Rear Backup Camera became corroded and stopped working months ago. This is vital technology that our children have grown up with to ensure the safety of backing up in case something is behind the vehicle including young children, toys, equipment or someone simply walking by your driveway while you're backing up. …”
NHTSA complaint #11532732, filed 2023-07“unknown the gmc dealership refuses to repair recalls as they say, theres no recalls on the vehicle. There are 2 recalls and were not told of these recalls when purchasing”
NHTSA complaint #11590247, filed 2024-05Related service bulletins
- 11037555Sep 26, 2026This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- 11037550Sep 21, 2026This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
- 11037253Sep 4, 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
- 11036392Aug 20, 2026This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
- 11035340Jul 21, 2026PI to help diagnose A/C concern
- 11035308Jul 21, 2026This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
- 11034769Jun 23, 2026This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
- 11032777May 14, 2026This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
- 11032764May 11, 2026Pi created to provide GM dealers with information on gathering information for projection issue
- 11032763May 11, 2026This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
Other or unknown: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 1 | 13% |
| 2025 | 2 | 25% |
| 2024 | 10 | 5% |
| 2023 | 6 | 10% |
| 2022 | 4 | 14% |
| 2021 | 2 | 17% |
| 2019 | 3 | 18% |
| 2018 | 5 | 9% |
| 2017 | 13 | 20% |
| 2016 | 20 | 7% |
| 2015 | 16 | 5% |
| 2012 | 1 | 4% |
| 2011 | 1 | 8% |
| 2008 | 5 | 13% |
| 2007 | 2 | 5% |
| 2006 | 1 | 2% |
| 2005 | 7 | 6% |
| 2004 | 5 | 6% |
Other parts of the 2021 GMC Canyon
2 complaintsSteering
2 complaintsTransmission and drivetrain
2 complaintsBack-over prevention (rear camera)
1 complaintsBrakes
1 complaintsElectrical system
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaintsForward collision avoidance
1 complaintsLane departure
1 complaintsSeat belts
1 complaints
← All problems reported for the 2021 GMC Canyon
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology