Fuel

For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement.

For Vehicles with gasoline engines, please read this.

See also:

Compass Messages
CAL This message is displayed when the compass needs to be calibrated. See Compass on page 5‑5. – – – Three dashes will be displayed if the compass needs service. See your dealer fo ...

Compass Calibration Procedure
1. Before calibrating the compass, make sure the compass zone is set to the variance zone in which the vehicle is located. See “Compass Variance (Zone) Procedure” earlier in this section. Do not ...

Collision Alert
When your vehicle approaches another vehicle too rapidly, the red FCA display will flash and sound several beeps. When this occurs, the brake system prepares for driver braking to occur more rap ...