Other information:
Adjustment
Turn the ignition switch to the OFF position and apply the parking brake.
Using the diagnostic scan tool select the cable adjustment mode.
NOTE:
The GSM will alternate flashing D or N and S simultaneously...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
WARNING:
Turn the ignition OFF and wait one minute to deplete
the backup power supply. Ignition must remain OFF until repair is
complete. Failure to follow this instruction may result in serious
personal injury or death in the event of an accidental deployment...