Table 1 shows two common other fuel system related problems of the 2024 GMC Terrain. The number one most common problem is related to the other fuel system (eight problems). The second most common problem is related to the other fuel system pump (one problem).
| Problem Category | Number of Problems |
|---|---|
| Other Fuel System problems | |
| Other Fuel System Pump problems |
Check engine light is coming on, indicating reduced engine power. Took vehicle to GMC dealer and they advised that the repair shop was getting assistance from the GMC tech line to update a module to correct the issues. Read details...
Fuel pump went out at 42k miles. Read details...