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:
Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). For a description of how Grade Braking affects vehicle speed while the Tow/Haul Mode is activated, see Tow/Haul Mode on page 9 ...
Other Rainy Weather Tips
Besides slowing down, other wet weather driving tips include:
• Allow extra following distance.
• Pass with caution.
• Keep windshield wiping equipment in good shape.
• Keep the windshield ...
Turning the System On and Off
The system can be disabled through the Driver Information Center (DIC).
See “Park Assist” under Vehicle Personalization (With DIC Buttons) on page 5‑46 for more information.
URPA defaults ...