2020 GMC Terrain Steering Problems
- Complaints
- 3about this part
- Share
- 2%of 197 total for the year
- Median mileage
- 2,400miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the steering of the 2020 GMC Terrain, 2% of the 197 complaints for this model year. Where a mileage was given, the median is 2,400 miles.
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.
“I was driving 55 miles an hour on an Expressway. And suddenly my truck just shut off.The brake became very hard unable to break very scary situation for me and my children. Engine power was reduced and would not start, many errors came up. The vacuum pump failed, which also caused the cam shafts to fail.The vacuum pump exploded into pieces and sent metal into my engine.”
NHTSA complaint #11722686, filed 2026-03“Service brake assists light flashes on dashboard . Steering wheel locks up and jerk’s loose suddenly when making a right turn, in these moments when the steering wheel jerks loose ;hands are off taken off the steering wheel otherwise injury can occur. Battery life 2 -yrs old is not performing optimally. Can not hold a sufficient charge and ESC light flashes. Vdnt valve leaks discovered.”
NHTSA complaint #11506056, filed 2023-02Related service bulletins
- 11019516Apr 17, 2025This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- 11017173Mar 21, 2025This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
- 11014577Feb 18, 2025This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on…
- 11013269Jan 16, 2025This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
- 11011205Oct 28, 2024This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
- 10251926Mar 15, 2024This service bulletin provides information on No Heated Seats or Heated Steering Wheel During Remote Start.
- 10250274Jan 29, 2024This technical bulletin provides a procedure to replace the radiator brackets if found loose to correct a customer concern of excessive vibration in the steering wheel or seat or…
Steering: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 3 | 9% |
| 2025 | 3 | 23% |
| 2024 | 2 | 4% |
| 2023 | 1 | 2% |
| 2021 | 1 | 3% |
| 2020 | 3 | 2% |
| 2019 | 4 | 2% |
| 2018 | 7 | 3% |
| 2017 | 2 | 1% |
| 2016 | 6 | 4% |
| 2015 | 2 | 1% |
| 2014 | 5 | 2% |
| 2013 | 15 | 4% |
| 2012 | 7 | 2% |
| 2011 | 15 | 4% |
| 2010 | 12 | 4% |
Other parts of the 2020 GMC Terrain
72 complaintsEngine
58 complaintsOther or unknown
36 complaintsFuel system
31 complaintsTransmission and drivetrain
28 complaintsElectrical system
27 complaintsVehicle speed control
11 complaintsForward collision avoidance
8 complaintsBack-over prevention (rear camera)
6 complaintsBody and structure
5 complaintsVisibility (wipers, defrost, mirrors)
4 complaintsAir bags
3 complaints
← All problems reported for the 2020 GMC Terrain
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