GMC Terrain: Engine Coolant Heater
The engine coolant heater, if available, can help in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug in the coolant heater at least four hours before starting the vehicle. An internal thermostat in the plug-end of the cord will prevent engine coolant heater operation at temperatures above −18°C (0°F).
Retained Accessory Power (RAP)
These vehicle accessories can be used for up to 10 minutes after the engine is turned off: ○ Audio System ○ Power Windows ○ Sunroof (if equipped) Power to the audio system will ...To Use The Engine Coolant Heater
1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The electrical cord is located on the passenger side of the engine compartment, in front of the air cleaner. 3. Plug it in ...See also:
Spark Plugs
Spark Plugs
Spark Plugs
You should inspect spark plugs periodically for carbon deposits. When carbon
accumulates on a spark plug, a strong spark may not be produced. Remove carbon deposits
wit ...
Braking System
Your vehicle is equipped with disc
brakes at all four wheels. A power
assist helps reduce the effort needed
on the brake pedal. The anti-lock
brake system (ABS) helps you retain
steering con ...
Safety note
- Do not disassemble or modify this
system. If you do, it may result in
accidents, fire, or electric shock.
- Do not use this system if you notice
any abnormality, such as a frozen
screen ...