See also:

HSA On Automatic Transmission Vehicles
The system will work in REVERSE, and all forward gears on vehicles equipped with an automatic transmission. The system will not activate if the vehicle is placed in NEUTRAL. ...

DISC Button
Pressing the DISC button will allow you to switch from AM/FM modes to Disc modes. ...

Maintaining Your Air Bag System
WARNING! • Modifications to any part of the air bag system could cause it to fail when you need it. You could be injured if the air bag system is not there to protect you. Do not modify the com ...