In Class II vehicles, there are two ways to program the SWC. If your vehicle is not on the
following list please refer to the "All Other Vehicle" section.
BUICK
Rainer
CADILLAC
Escalade (all models)
CHEVROLET
Avalanche
Caviler
Silverado (classic)
Silverado
SSR
Suburban
Tahoe
Trailblazer
GMC
Envoy
Sierra (classic)
1. Turn on the ignition.
2. Turn on the radio.
3. The LED on the GMOS-100 will begin to blink rapidly.
4. Turn on the aftermarket radio.
5. Tap volume up until radio responses.
All Other Vehicles
1) Turn "On" the ignition.
2) The LED will go on solid.
The following buttons must be pressed in order:
• Volume Up, Seek Up, Band, PTT/Mute, Fan Up (each button pressed will be
acknowledged with the LED on steadily).
• If any of the above buttons are not present, substitute with Volume Up.
For example, if a vehicle does not Band and Fan Up, you would press Volume Up,
Seek Up, Volume Up, PTT/MUTE, Volume Up.
• After you have pressed all five buttons, the LED will turn "Off".
CLASSII-100
Programming the SWC
2004-2007
2003-2006
2003-2006
2000-2005
2007
2003-2006
2003-2006
2003-2006
2003-2006
2002-2009
2002-2009
2007
GMC continued
Sierra
Yukon (all models)
HUMMER
H2
ISUZU
Ascender
OLDSMOBILE
Bravada
PONTIAC
Sunfire
SAAB
9-7X
6
2003-2006
2003-2006
2003-2007
2003-2005
2002-2004
2000-2005
2005-2007