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2026 GMC Terrain Problems and Recalls

Owners filed 33 complaints with NHTSA about the 2026 GMC Terrain, most often about the other or unspecified (27% of complaints). It is 16th of 17 Terrain model years by number of complaints and has 1 recall.

Complaints33
Recalls1
Crashes reported1
Fires reported2
Injuries reported1

Most common 2026 GMC Terrain problems

  1. Other or unspecified

    9 complaints · 27%

  2. Driver assistance

    7 complaints · 21%

    Parts named most often: automatic emergency braking, warnings, warning, assist.

  3. Electrical

    5 complaints · 15%

    Parts named most often: adas.

    The contact owns a 2026 GMC Terrain. The contact stated that after a software update was performed, while driving at an undisclosed speed, the message "departure lane limited due to the trailer" was displayed. The failure affected the blind spot warning system. The warning light failed to display while approaching a…
    Owner report to NHTSA, 2026, at 11,350 miles

  4. Transmission

    5 complaints · 15%

    The contact owns a 2026 GMC Terrain. While driving at 28 MPH, the RPM became elevated to over 3,000 RPM. There was no warning light illuminated. The contact immediately pulled over and then resumed normal operation after the failure. The vehicle was taken to the dealer to be diagnosed; however, no cause for the…
    Owner report to NHTSA, 2026, at 1,300 miles
    The contact owns a 2026 GMC Terrain. The contact stated that while attempting to depress the accelerator pedal after coming from a complete stop, the vehicle started wobbling. A dealer was contacted. The vehicle was taken to the dealer to be diagnosed; however, the diagnostic result was unknown. The vehicle was not…
    Owner report to NHTSA, 2026, at 5,200 miles

  5. Suspension

    5 complaints · 15%

  6. Brakes

    4 complaints · 12%

  7. Wheels and tires

    4 complaints · 12%

  8. Steering

    3 complaints · 9%

Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.

2026 GMC Terrain recalls

  1. Equipment: owners/service/other manual

    NHTSA 26V114000 · February 26, 2026 · 5,861 vehicles

    Risk: 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.

    Fix: 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.

    Full 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.”

Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.

Questions about the 2026 GMC Terrain

What are the most common problems with the 2026 GMC Terrain?
By NHTSA owner complaints: other or unspecified (9 complaints); driver assistance (7 complaints); electrical (5 complaints).
How many recalls does the 2026 GMC Terrain have?
1 recall listed by NHTSA, the latest from February 26, 2026 (equipment). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
Is the 2026 a bad year for the GMC Terrain?
It is 16th of 17 Terrain model years by number of complaints, with 33 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.

Other GMC Terrain years

GMC Terrain problems by year