First Engine Oil Change After Every 40 000 km/25,000 Miles
• Fuel system inspection for damage or leaks.
See also:
Park Brake and P (Park) Mechanism Check
WARNING
When you are doing this check, the vehicle could begin to move. You or others
could be injured and property could be damaged. Make sure there is room in front
of the vehicle in case it ...
Setting the Auto Time Adjust
]1. Press the CONFIG button and
select Time and Date Settings,
or press .
2. Highlight Auto Time Adjust.
3. Press SELECT to turn Auto
Time Adjust on or off.
4. Press SELECT button to select
...
Vehicle and Power Issues
OnStar services require a vehicle
electrical system, wireless service,
and GPS satellite technologies to be
available and operating for features
to function properly. These systems
may not o ...