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Complaint 2211066

2023 GMC TERRAIN • ENGINE • incident Oct 11, 2025

Crash
No
Fire
No
Injuries
0
Deaths
0
Complaint ID
2211066
Make
GMC
Model
TERRAIN
Model Year
2023
Component
ENGINE
Incident Date
Oct 11, 2025
Date Received
May 29, 2026
Data As Of
Sep 1, 2026

Complaint Summary

ENGINE

Owner Narrative

The contact owns a 2023 GMC Terrain. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated and the engine stalled. The contact attempted to drive the vehicle to the shoulder of the road, the engine seized. The contact stated while attempting to start the vehicle, the vehicle failed to start. The contact The vehicle was towed to an independent mechanic where it was diagnosed with a failed fuel pump. The contact was informed that the fuel pump needed to be replaced. The failure reoccurred. The vehicle was towed back to the independent mechanic where it was diagnosed with a failed fuel injector. The contact was informed that the fuel injector needed to be replaced. The vehicle was repaired. The failure reoccurred. The vehicle was taken back to the dealer where it was diagnosed with a failed Number 3 fuel injector. The contact was informed that the fuel injector needed to be replaced. The parts were ordered, and the vehicle was being repaired. The dealer was made aware of the failure. The manufacturer was not made aware of the failure. The failure mileage was approximately 45,000.

Owner-submitted narrative on file with NHTSA. Complaint narratives are self-reported and have not been verified.