GMC Terrain: Performance and Maintenance / Roadside Assistance Program

GMC Terrain 2018-2026 Owners Manual / In Brief / Performance and Maintenance / Roadside Assistance Program

U.S.: 1-888-881-3302

TTY Users (U.S. Only): 1-888-889-2438

Canada: 1-800-268-6800

New GMC owners are automatically enrolled in the Roadside Assistance Program.

See Roadside Assistance Program.

Diesel Exhaust Fluid

Diesel Exhaust Fluid (DEF) is used with diesel engines to reduce the amount of regulated emissions produced. The DEF system must be maintained for the vehicle to run properly...

Other information:

GMC Terrain 2018-2026 Owners Manual: Capacities and Specifications

Engine Specifications ..

GMC Terrain 2018-2026 Owners Manual: StabiliTrak OFF Light

This light comes on briefly while starting the vehicle. If it does not, have the vehicle serviced by your dealer. This light comes on when the StabiliTrak/Electronic Stability Control (ESC) system is turned off. If StabiliTrak/ESC is off, the Traction Control System (TCS) is also off. If the StabiliTrak/ESC and TCS are off, the system does not assist in controlling the vehicle. Turn on t..

Tire Pressure Light

GMC Terrain. Tire Pressure Light

For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS.