Defect Summary: 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.”
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Executive Vehicle Verdict
The 2026 GMC Terrain has zero owner defect complaints and 1 safety recall campaign on file with NHTSA.
EPA testing covers 10 certified vehicle configurations spanning 3l 6-cyl, 2.7l 4-cyl, 5.3l 8-cyl, 6.2l 8-cyl, and 1.5l 4-cyl configurations. Gasoline and hybrid variants deliver 15 to 27 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.
- • NHTSA Owner Complaints: 0 consumer reports filed
- • Safety Recall Campaigns: 1 official campaign
- • NCAP Crash Safety: Not rated by NHTSA
- • EPA Certified Range: 15–27 MPG across 10 powertrain trims
What is the fuel economy and range of the 2026 GMC Terrain?
Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by certified vehicle variant
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
|---|---|---|---|---|---|---|---|---|
| Sierra Mud Terrain Tires with Sport Mode Diesel | 3L 6-Cyl | 4-Wheel Drive | Automatic 10-spd | 21 MPG | 24 MPG | 23 MPG | — | $3,450 / yr |
| Canyon Mud Terrain Tires 4WD | 2.7L 4-Cyl | 4-Wheel Drive | Automatic 8-spd | 17 MPG | 20 MPG | 18 MPG | — | $3,400 / yr |
| Sierra Mud Terrain Tires 4WD | 2.7L 4-Cyl | 4-Wheel Drive | Automatic 8-spd | 16 MPG | 17 MPG | 17 MPG | — | $3,600 / yr |
| Sierra Mud Terrain Tires 4WD FFV | 5.3L 8-Cyl | 4-Wheel Drive | Automatic 10-spd | 15 MPG | 19 MPG | 17 MPG | — | $3,600 / yr |
| Sierra Mud Terrain Tires 4WD (Sport Mode) | 5.3L 8-Cyl | 4-Wheel Drive | Automatic 10-spd | 15 MPG | 18 MPG | 16 MPG | — | $3,850 / yr |
| Sierra Mud Terrain Tires 4WD | 5.3L 8-Cyl | 4-Wheel Drive | Automatic 10-spd | 14 MPG | 17 MPG | 16 MPG | — | $3,850 / yr |
| Sierra Mud Terrain Tires 4WD | 6.2L 8-Cyl | 4-Wheel Drive | Automatic 10-spd | 14 MPG | 17 MPG | 15 MPG | — | $5,050 / yr |
| Terrain FWD | 1.5L 4-Cyl | Front-Wheel Drive | Automatic (variable gear ratios) | 26 MPG | 28 MPG | 27 MPG | — | $2,300 / yr |
| Terrain AWD | 1.5L 4-Cyl | All-Wheel Drive | Automatic 8-spd | 24 MPG | 28 MPG | 25 MPG | — | $2,450 / yr |
| Terrain AWD Denali/AT4 | 1.5L 4-Cyl | All-Wheel Drive | Automatic 8-spd | 24 MPG | 26 MPG | 25 MPG | — | $2,450 / yr |
What are the crash test safety ratings for the 2026 GMC Terrain?
Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration
NHTSA 5-Star NCAP laboratory crash evaluations are not currently on file for the 2026 GMC Terrain.
Not Specified and Lane Departure Warning (LDW) is documented as Not Specified in official NHTSA records for tested 2026 GMC Terrain models.
What defect complaints are reported for the 2026 GMC Terrain?
Summary of 0 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2026 GMC Terrain problems & component breakdown (0 categories) →Are there open safety recalls on the 2026 GMC Terrain?
Manufacturer safety recall campaigns monitored and recorded by NHTSA
Quick Answers: Key Questions Drivers Ask About the 2026 GMC Terrain
Direct, deterministic answers synthesized from verified United States government databases for the 2026 GMC Terrain
How many safety recalls does the 2026 GMC Terrain have?
The 2026 GMC Terrain is associated with 1 official NHTSA safety recall campaign in AutoUtility's current federal records.
If your individual vehicle is affected by an open safety recall, NHTSA advises owners to contact an authorized franchised dealership for the recall remedy at no charge. Because recall campaigns apply to specific production runs and equipment batches, vehicle owners should verify their 17-digit VIN at NHTSA.gov.
What are the most common problems reported for the 2026 GMC Terrain?
AutoUtility currently records zero consumer defect complaints on file with the NHTSA Office of Defects Investigation (ODI) for the 2026 GMC Terrain.
A zero-complaint record in federal databases reflects submitted owner filings and does not guarantee the absence of mechanical issues.
Is there an official NHTSA crash safety rating for the 2026 GMC Terrain?
An official NHTSA 5-Star NCAP crash test rating is not available for the 2026 GMC Terrain in AutoUtility's current federal dataset.
NHTSA publishes crash safety evaluations for a selected sample of passenger vehicles each model year. Consult NHTSA.gov for active safety equipment records and vehicle safety bulletins.
What fuel economy (MPG) does the 2026 GMC Terrain get?
Official EPA laboratory estimates for the 2026 GMC Terrain range from 15 to 27 MPG combined (55% city / 45% highway weighted) depending on engine, transmission, and drivetrain configuration.
Using AutoUtility's standardized operating cost model (15,000 miles/year, $3.50/gal gas, $0.16/kWh electricity), annual energy expenditures range across certified configurations based on official EPA laboratory test baselines.
The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:
- NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
- NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
- U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.