GMC Terrain: Customer Information
GMC Terrain 2018-2026 Owners Manual / Customer Information
- Customer Information
- Customer Satisfaction Procedure
- Customer Assistance Offices
- Customer Assistance for Text Telephone (TTY) Users
- Online Owner Center
- GM Mobility Reimbursement Program
- Roadside Assistance Program
- Scheduling Service Appointments
- Courtesy Transportation Program
- Collision Damage Repair
- Publication Ordering Information
- Radio Frequency Statement
- Reporting Safety Defects
- Reporting Safety Defects to the United States Government
- Reporting Safety Defects to the Canadian Government
- Reporting Safety Defects to General Motors
- Vehicle Data Recording and Privacy
Other information:
GMC Terrain 2018-2026 Owners Manual: Reducing Speed While Using Cruise Control
If the cruise control system is already activated: Press and hold –SET until the desired lower speed is reached, then release it. To slow down in small increments, briefly press –SET. For each press, the vehicle goes about 1 km/h (1 mph) slower. The speedometer reading can be displayed in either English or metric units. See Instrument Cluster (Base and Midlevel) or Instrument..
GMC Terrain 2018-2026 Owners Manual: Engine Overheating
The vehicle has an engine coolant temperature gauge on the instrument cluster and overheat messages in the Driver Information Center (DIC) to warn of engine overheating. See Engine Coolant Temperature Gauge. The decision may be made not to lift the hood when the engine coolant temperature gauge is in the overheat zone or an engine overheat DIC message displays, but instead to get servic..
- Manuals Home
- 2nd Generation Terrain Owners Manual
- 2nd Generation Terrain Service Manual
- Seat Adjustment - Manual Front Seats
- Interior Lighting
- Jump Starting
- New on site
- Most important about car
Categories
Vehicle Personalization
The following are all possible vehicle personalization features. Depending on the vehicle, some may not be available.
For System, Apps, and Personal features and functions, see “Settings” in the infotainment manual.
To access the vehicle personalization menu:
Touch the Settings icon on the Home Page of the infotainment display. Touch Vehicle to display a list of available options. Touch to select the desired feature setting. Touch
or R to turn a
feature
off or on.
Touch 
to go to the top
level
of the Settings menu.
Copyright © 2026 www.gmcterrain2.com