Problems owners report
Complaints filed with NHTSA about the 2015 GMC Terrain, by the system named in each complaint. One complaint can name several.
- Visibility/wiper101
- Engine80
- Electrical system31
- Exterior lighting24
- Power train21
- Unknown or other21
- Visibility20
- Air bags16
- Fuel/propulsion system15
- Structure14
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 6 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 61 2015 Terrain vehicles were involved in crashes on US public roads in which someone died; 27 people died inside them, and 10 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 2015 GMC Terrain failed the safety check 1.89% of the time — 9% less often than the average 2015 passenger car (2.08%). Median odometer at inspection: 90,720 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Crash-test ratings
NHTSA 5-star results for 2 variants; 0 of 2 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2015 GMC Terrain SUV AWD | ★★★★☆ | 17.4 % |
| 2015 GMC Terrain SUV FWD | ★★★★☆ | 19.1 % |
- Electronic stability control
- Standard
- Forward collision warning
- Optional
- Lane departure warning
- Optional
- Best overall rating
- 4 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 6 variants: combined 9.1–13.4 L/100 km (about 18–26 mpg US), CO₂ 209–290 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Terrain · Sport utility vehicle: Small · Regular gasoline | 10.5 | 7.3 | 9.1 |
| Terrain FFV · Sport utility vehicle: Small · Regular gasoline | 10.5 | 7.3 | 9.1 |
| Terrain AWD · Sport utility vehicle: Small · Regular gasoline | 11.5 | 8.2 | 10.0 |
| Terrain · Sport utility vehicle: Small · Regular gasoline | 14.2 | 9.5 | 12.1 |
| Terrain AWD · Sport utility vehicle: Small · Regular gasoline | 14.8 | 9.9 | 12.6 |
| Terrain FFV · Sport utility vehicle: Small · E85 ethanol | 15.6 | 10.8 | 13.4 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
2 Transport Canada recalls for the 2015 GMC Terrain.
| 2018137 16 Mar 2018 | Visual System In certain vehicles, water may drain from the windshield cowl area onto the windshield wiper transmission link joints. Over time, this could result in corrosion… |
| 2016318 22 Jun 2016 | Visual System In certain vehicles registered and operated in areas where road salt is used on the roadways during winter months for extended time periods (Ontario, Quebec, Ne… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
General Motors, LLC (GM) is recalling certain 2014-2015 Chevrolet Equinox and GMC Terrain vehicles. The ball joints in the windshield wiper module may corrode, causing one or both windshield wipers to fail.
General Motors, LLC (GM) is recalling certain 2010-2017 GMC Terrain vehicles. A reflection caused by the headlight housings may illuminate areas above the vehicle and outside of the driver's view with excessively bright light. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
General Motors LLC (GM) is recalling certain model year 2015 Buick LaCrosse, Cadillac XTS, Chevrolet Camaro, Equinox, Malibu, and GMC Terrain vehicles. The affected vehicles have front seat-mounted side impact air bags whose inflator may rupture upon its deployment.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What GMC told its dealers about the 2015 GMC Terrain: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011989 | This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid. |
| 11011900 | This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. |
| 11011805 | This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when repairing wiring harnesses. |
| 11011782 | This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel. |
| 11011779 | This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer. |
| 11011709 | This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 11011444 | This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM technical assistance case using the dealer case management tool. |
| 11011420 | This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC. |
| 11011205 | This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules. |
| 11011119 | This Preliminary information communicates to dealers GM is working on a solution for outdated Apps |
| 11010651 | This service bulletin informs the technician of an alternate lift procedure that has been developed when the lift plate does not fit the top of the transmission case for 6T30, 6T35, 6T40, 6T45, and 6T50 Transmissions. |
| 11010576 | This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC. |
| 11010545 | This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S). |
| 11010495 | This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S. Only). |
| 11010491 | This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. |
| 11010490 | This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. |
| 11010488 | This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. |
| 11010421 | This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. |
| 11009764 | This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. |
| 11009756 | This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management. |
| 11009532 | This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. |
| 11009531 | This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. |
| 11009170 | This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus. |
| 11009156 | This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update. |
| 11009088 | This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped. |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Front Wiper Transmission Inoperative
Windshield Wiper Transmission Failure
NHTSA Office of Defects Investigation