Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine and/or an Allison Transmission, see the maintenance schedule section in the DURAMAX® Diesel manual.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.
See also:
Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands&-Free Directory
that is shared between the Bluetooth and OnStar systems.
The following commands are used to delete and stor ...
Sun Visors
Pull the sun visor down to block glare. Detach the sun visor from the center
mount to pivot to the side window, or to extend along the rod, if available. ...
Turn Signals When Towing a Trailer
The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change.
Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, chan ...