GMC Terrain: Exterior Lighting / Hazard Warning Flashers

Automatic Headlamp System

When the exterior lamp control is set to AUTO and it is dark enough outside, the headlamps come on automatically. There is a light sensor on top of the instrument panel...

Turn and Lane-Change Signals

Move the lever all the way up or down to signal a turn. An arrow on the instrument cluster will flash in the direction of the turn or lane change. Raise or lower the lever until the arrow starts to flash to signal a lane change...

Other information:

GMC Terrain 2018-2024 Owners Manual: Different Size Tires and Wheels

If wheels or tires are installed that are a different size than the original equipment wheels and tires, vehicle performance, including its braking, ride and handling characteristics, stability, and resistance to rollover may be affected. If the vehicle has electronic systems such as antilock brakes, rollover airbags, traction control, electronic stability control, or All-Wheel Drive, th..

GMC Terrain 2018-2024 Owners Manual: If a Tire Goes Flat

It is unusual for a tire to blow out while driving, especially if the tires are maintained properly. See Tires. If air goes out of a tire, it is much more likely to leak out slowly. But if there is ever a blowout, here are a few tips about what to expect and what to do: If a front tire fails, the flat tire creates a drag that pulls the vehicle toward that side. Take your foot off the acce..