2026 GMC Terrain
The Verdict
Worst problem area
Driver Assistance & Speed Control
Driver Assistance & Speed Control is the largest identified problem area: 6 of 27 complaints (22%) mention it. 8 complaints mention a component NHTSA leaves uncategorised. Complaints mentioning Body, Seats & Latches include more reported injuries (1) than those mentioning any other identified area.
Complaints filed rose from 13 in 2025 to 27 in 2026.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2024 | 2025 | 2026 | 2027 | vs. 2026 Small Sport Utility Vehicle 4WD |
|---|---|---|---|---|---|
| Annual fuel cost ($) | 2,400–2,500 | 2,300–2,500 | 2,300–2,500 | 2,400–2,500 | |
| Combined MPG | 25–26 | 25–27 | 25–27 | 25–26 | |
| City / Highway MPG | 23–24 / 28–29 | 24–26 / 28 | 24–26 / 26–28 | 24–25 / 26–28 | |
| CO₂ tailpipe (g/mi) | 342–356 | 332–356 | 329–358 | 342–359 | |
| Complaints filed | 49 | 13 | 27 | 0 | |
| Recalls issued | 1 | 0 | 1 | 0 | |
| Crash-involved complaints | 1 | 2 | 1 | 0 | |
| Fire-involved complaints | 1 | 0 | 2 | 0 | |
| Injuries reported | 2 | 1 | 1 | 0 | |
| Deaths reported | 0 | 0 | 0 | 0 | |
| Configurations compared | 1 | 1 | 2 | 2 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2026 GMC Terrain have?
1 NHTSA recall campaign as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What gas mileage does the 2026 GMC Terrain get?
EPA rates it 25–27 MPG combined.
How much does it cost to fuel a 2026 GMC Terrain?
EPA estimates $2,300–$2,500 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (3)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (variable gear ratios) | 4 | 1.5L | Front-Wheel Drive | Regular | Small Sport Utility Vehicle 2WD | 26 mpg (high) | 28 mpg (high) | 27 mpg (high) | $2,300 (low) | 329 g/mi (low) |
| Configuration 2 | Automatic 8-spd | 4 | 1.5L | All-Wheel Drive | Regular | Small Sport Utility Vehicle 4WD | 24 mpg (low) | 28 mpg (high) | 25 mpg (low) | $2,500 (high) | 356 g/mi |
| Configuration 3 | Automatic 8-spd | 4 | 1.5L | All-Wheel Drive | Regular | Small Sport Utility Vehicle 4WD | 24 mpg (low) | 26 mpg (low) | 25 mpg (low) | $2,500 (high) | 358 g/mi (high) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 1 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 4 | 0 | 0 | 0 | 0 |
| Fuel System | 0 | 0 | 0 | 0 | 0 |
| Electrical | 3 | 0 | 0 | 0 | 0 |
| Brakes | 3 | 0 | 0 | 0 | 0 |
| Steering | 3 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 5 | 0 | 0 | 0 | 0 |
| Airbags & Restraints | 0 | 0 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 6 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 2 | 1 | 1 | 1 | 0 |
| Visibility & Lighting | 1 | 0 | 0 | 0 | 0 |
| Other | 8 | 0 | 1 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (1)
EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL · Campaign 26V114000 · Mar 2, 2026
Defect: General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cadillac OPTIQ, Chevrolet Colorado, Equinox EV, GMC Canyon, 2026 Buick Enclave, Envision, Cadillac CT5, Escalade, Escalade ESV, Escalade IQ, Escalade IQL, LYRIQ, VISTIQ, Chevrolet Blazer EV, Corvette Convertible, Corvette Coupe, Corvette Convertible E-Ray, Equinox, Silverado 1500, 2500, 3500, Silverado EV, Suburban 1500, Tahoe, Traverse, GMC Acadia, Hummer EV Pickup, Hummer EV SUV, Sierra 1500, 2500, 3500, Sierra EV, Terrain, Yukon, and Yukon XL vehicles. The radio may not have been set to the correct status to download the electronic owner's manual during production. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, “Occupant Protection.”
Consequence: Without an owner's manual to consult, owners may not know how to safely use and operate the vehicle, increasing the risk of injury in a crash.
Remedy: Dealers will reset the vehicle radio, which will facilitate automatic download of the electronic owner’s manual, free of charge. Owner notification letters were mailed April 16, 2026. Owners may contact GM customer service at 1-866-467-9700, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-333-4223. The manufacturer's number for this recall is N252540430. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 26, 2026.