GMC Terrain: Connected Services

OnStar Additional Information

In-Vehicle Audio Messages Audio messages may play important information at the following times: Prior to vehicle purchase. Press to set up an account...

Navigation

Navigation requires a specific OnStar or connected service plan. Press to receive Turn-by-Turn directions or have them sent to the vehicle’s navigation screen, if equipped...

Other information:

GMC Terrain 2018-2024 Owners Manual: Brake Fluid

The brake master cylinder reservoir is filled with GM approved DOT 3 brake fluid as indicated on the reservoir cap. See Engine Compartment Overview for the location of the reservoir. Checking Brake Fluid With the vehicle in P (Park) on a level surface, the brake fluid level should be between the minimum and maximum marks on the brake fluid reservoir...

GMC Terrain 2018-2024 Owners Manual: Resuming a Set Speed

If the ACC is set at a desired speed and then the brakes are applied, ACC is disengaged without erasing the set speed from memory. To begin using ACC again, press RES+ briefly while moving more than 5 km/h (3 mph). The vehicle returns to the previous set speed...