OnStar Overview
EmergencyFrontal SIR System Description
The frontal supplemental inflatable restraint (SIR) system consists of the
following components:
AIR BAG indicator located in the instrument cluster
Inflatable restraint sensing and diagnostic module (SDM)
Inflatable restraint passenger presence detection system
Inflatable restraint Pass ...
Heated Seats
If available, the controls are on the center stack. The engine must be running
to operate the heated seats.
Press or
to heat the driver or passenger seat
cushion and seatback.
Press the control once for the highest setting. With each press of the control,
the heated seat will change to ...
Braking
Braking action involves perception time and reaction time. Deciding to push the
brake pedal is perception time. Actually doing it is reaction time.
Average driver reaction time is about three-quarters of a second. In that time,
a vehicle moving at 100 km/h (60 mph) travels 20m (66 ft), which co ...