Special Application Services
- Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000 mi.
- Have underbody flushing service performed once a year.
See also:
Hitches
Use the correct hitch equipment. See your dealer or a hitch dealer for assistance.
. The rear bumper on the vehicle is not intended for hitches. Do not attach rental
hitches or other bumper-type hi ...
Sending a Number During a Call
1. Press . The system responds
with “Ready”
followed by a tone.
2. Say “Dial”. The system responds with “Say a
number to send tones” followed by a tone.
3. Say the number to send.
...
Navigation
This display is used for the OnStar
or Navigation System Turn-by-Turn
guidance. See OnStar Overview or the navigation manual,
if the vehicle has navigation, for
more information. ...
