GMC Terrain: Lighting / Lighting Features

Reading Lamps

There are reading lamps on the overhead console and over the rear passenger doors. These lamps come on when any door is opened. Front Reading Lamps The front reading lamps are in the overhead console...

Entry/Exit lighting

Entry Lighting Some exterior lamps and interior lamps turn on briefly at night, or in areas with limited lighting, when is pressed on the Remote Keyless Entry (RKE) transmitter...

Other information:

GMC Terrain 2018-2026 Owners Manual: Tow/Haul Mode

For information on the Tow/Haul Mode, see Driver Mode Control. Automatic Engine Grade Braking Automatic Engine Grade Braking assists when driving downhill. It maintains vehicle speed by automatically implementing a shift pattern that uses the engine and the transmission to slow the vehicle...

GMC Terrain 2018-2026 Owners Manual: Diesel Particulate Filter

The Diesel Particulate Filter (DPF) system filters soot particles out of the exhaust gases. The DPF is under the vehicle in the exhaust system. Depending on a number of factors monitored by the engine computer, the DPF will need to be cleaned of accumulated solids...