This bulletin advises the tech to replace the starter and not the trans if grinding or growling is heard from the transmission area.
full bulletin at NHTSA ↗2023 GMC Canyon powertrain problems
moderate Owners of the 2023 GMC Canyon have filed 3 NHTSA complaints about the powertrain at roughly $2,500 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See powertrain across all vehicles →
| Model year | powertrain complaints |
|---|---|
| 2019 Canyon | 6 |
| 2020 Canyon | 5 |
| 2022 Canyon | 4 |
| 2023 Canyon (this page) | 3 |
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering powertrain on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
full bulletin at NHTSA ↗This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns.
full bulletin at NHTSA ↗This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
full bulletin at NHTSA ↗This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 1 most recent
Our 2023 Canyon AT4 we bought on [XXX] had the same problem as this current VIN number of the 2023 Canyon ( Covert GMC in Bee Caves tx bought back the first 2023 Canyon due to this same exact transmission problem. The vehicle I’m complaining about that was replaced by Covert GMC in Bee Caves Texas on [XXX] still has a unsafe issue with the transmission. I’m [XXX] and I am [XXX]. Almost every time…
Common questions
How serious is the powertrain problem on the 2023 GMC Canyon?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.