See also:

Vehicle Information Menu Items (with DIC Buttons)
(Vehicle Information): Press this button to scroll through the following menu items: ...

Trailer Wiring Harness
Basic Trailer Wiring The trailer wiring harness, with a seven-pin connector, is located at the rear of the vehicle and is tied to the vehicle's frame. The harness connector can be plugged into a seve ...

Engine Oil
For diesel engine vehicles, see “Engine Oil” in the Duramax Diesel Supplement. To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these si ...