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Forward collision avoidancePart report

2024 GMC Terrain Forward collision avoidance Problems

Complaints
3about this part
Share
6%of 53 total for the year
Median mileage
—not reported
Trend
Too newThis model year is less than 4 years old, so a trend is not meaningful yet.

NHTSA recorded 3 complaints about the forward collision avoidance of the 2024 GMC Terrain, 6% of the 53 complaints for this model year.

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 about 55 mph with adaptive cruise control set to maintain a three-car-length following distance. It was raining, and when the vehicle in front of me slowed down, my vehicle did not detect it or slow down as expected. Instead, it continued accelerating, and I had to brake to avoid rear-ending the vehicle ahead.”

NHTSA complaint #11750466, filed 2026-07

“My wife and I took our new vehicle on a 7k mile road trip this summer. Two times while on the freeway around 70 MPH, the sensors went wild. The cars auto break came on and red lights and collision warnings went off in the seat and the HUD. The vehicle slowed down to about 35 immediately! Then everything turned off and we sped back went down the road like nothing happened. Luckily there was no behind us or in front of us for a good distance. The thing is during both of the there was a car in the lane next to us at our 1 or 2 o'clock position. Perhaps the sensors. …”

NHTSA complaint #11681027, filed 2025-08

Related service bulletins

Forward collision avoidance: other model years

YearComplaintsShare of year
2026618%
2025215%
202436%
202325%
202223%
202138%
202084%
201963%
201884%
201611%
201510%
201410%
201321%
201210%

Other parts of the 2024 GMC Terrain

Transmission and drivetrain
23 complaints
Other or unknown
12 complaints
Engine
11 complaints
Fuel system
10 complaints
Electrical system
7 complaints
Brakes
3 complaints
Vehicle speed control
3 complaints
Air bags
2 complaints
Steering
2 complaints
Back-over prevention (rear camera)
1 complaints
Lane departure
1 complaints
Body and structure
1 complaints

← All problems reported for the 2024 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