Fuel Economy Light
For vehicles with the fuel economy mode light, it comes on when the eco (economy) switch, located on the center console near the shifter, is pressed. For vehicles with a Driver Information Center (DIC) an ECO MODE ON message displays. See Fuel System Messages on page 5‑29 for more information. Press the switch again to turn off the light and exit the fuel saver mode.
See also:
Navigation
OnStar navigation requires the Directions and Connections service plan.
Push to receive directions or have
them sent to the vehicle navigation screen. Destinations can also be forwarded to
the v ...
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 ...
Audio Output
Only one audio source can be heard through the speakers at one time.
An audio source is defined as DVD slot, CD slot, XM, FM-AM, front auxiliary jack, USB port, or rear auxiliary jack.
Press the O b ...