DIC Operation and Displays
Use the DIC buttons located in the center of the instrument panel to access different displays. The DIC displays trip, fuel, vehicle system information, and warning messages. It also shows the shift lever position, the odometer, and the direction the vehicle is driving.
See also:
Lumbar Adjustment
Manual Lumbar
If available, move the handle forward or rearward to increase or decrease lumbar support.
Power Lumbar
If available, press and hold the front or rear of control to increase or dec ...
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in. But it will perform
better in the long run if you follow these guidelines:
○ Do not drive at any one constant speed, fast or slow, for ...
Engine Air Cleaner/Filter
If the vehicle has a diesel engine, see “Pickup Models” under “Engine Air Cleaner/Filter” in the Duramax® Diesel Supplement for the correct inspection and replacement procedures.
See Engine ...