Cadillac
1. Remove the central trim of the instrument panel.
2. Remove the air conditioning control unit.
3. Remove the radio receiver.
4. Squeeze the latches and remove the cell phone control unit (1).
5. Disconnect the connectors.
Note: after installing the cell phone control unit, perform the authorization procedure.
6. Install in the reverse order of removal.
Except Cadillac
1. Remove the central trim of the instrument panel.
2. Remove the air conditioning control unit.
3. Remove the radio receiver.
4. Squeeze the latches and remove the cell phone control unit (1).
5. Disconnect the connectors.
Note: after installing the cell phone control unit, perform the authorization procedure.
6. Install in the reverse order of removal.