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:
Hands-Free Calling
1. Push . System responds:
“OnStar ready.”.
2. Say “Dial.” System responds:
“Please say the name or number
to call.”.
3. Say the entire number without
pausing, including a “1” and the
area c ...
Tire Pressure Monitor
System
The Tire Pressure Monitor System
(TPMS) uses radio and sensor
technology to check tire pressure
levels. The TPMS sensors monitor
the air pressure in your tires and
transmit tire pressure rea ...
Additional Factors Affecting System Operation
Safety belts help keep the passenger in position on the seat during vehicle
maneuvers and braking, which helps the passenger sensing system maintain the
passenger airbag status.
See “Safety Belts ...