See also:

Turn and Lane-Change Signals
Move the lever all the way up or down to signal a turn. An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. Raise or lower the lever until the arrow sta ...

How OnStar Service Works
Push this blue button to connect to a specially trained OnStar Advisor to verify your account information and to answer questions. Push this red emergency button to get priority help from specially ...

Tire Pressure Monitor Operation
This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS is designed to warn the driver when a low tire pressure condition exists. TPMS sensors are mounted onto each tire and wheel assem ...