GMC Terrain: Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
Selecting the Right Engine Oil
Selecting the right engine oil depends on both the proper oil specification and viscosity grade. See Recommended Fluids and Lubricants on page 11‑12. Specification Use and ask for licensed e ...What to Do with Used Oil
Used engine oil contains certain elements that can be unhealthy for your skin and could even cause cancer. Do not let used oil stay on your skin for very long. Clean your skin and nails with soap ...See also:
Instrument Panel Illumination Control
This control is located on the instrument panel, to the left of the steering
column.
(Instrument Panel Brightness): Turn
clockwise or counterclockwise to brighten or dim the lights. ...
Front Fog Lamp Light
The front fog lamp light comes on when the fog lamps are in use. The light goes
out when the fog lamps are turned off. See Fog Lamps on page 6‑4 for more information. ...
All-Wheel Drive warning light (AT models)
This light illuminates when All-Wheel
Drive is disengaged and the drive mechanism
is switched to Front Wheel Drive
for maintenance or similar purposes.
It flashes if the vehicle is driven w ...