OnStar Additional Information
IntroductionBattery Negative Cable Disconnection and Reconnection
Removal Procedure
Turn on the radio and record all of the customer radio station presets.
Ensure that all lamps and accessories are turned off.
Turn the ignition OFF and remove the ignition key.
Warning: Refer to Battery Disconnect Warning in the Preface section.
Loosen the negati ...
Symbols
The vehicle has components and labels that use symbols instead of text. Symbols
are shown along with the text describing the operation or information relating to
a specific component, control, message, gauge, or indicator.
: This symbol is shown when you need
to see your owner manual for addi ...
Engine Oil Messages
CHANGE ENGINE OIL SOON
This message displays when the engine oil needs to be changed.
When you change the engine oil, be sure to reset the Oil Life System.
OIL PRESSURE LOW — STOP ENGINE
This message displays if low oil pressure levels occur. Stop the vehicle as soon
as safely possible and do ...