Removal Procedure
- Remove the communication interface module. Refer to 
Communication Interface Module Replacement.
 
- Remove the two nuts (1).
 
- Disconnect the vehicle interface unit module electrical connector.
 
- Remove the vehicle interface unit module with bracket (2), from vehicle.
 
Installation Procedure
- Position the vehicle interface unit module (2).
 
Caution: Refer to Fastener Caution in the Preface section.
- Install interface unit module retaining nuts (1).
 
Tighten
Tighten the vehicle interface unit module bolts to 75 N·m (66 lb in).
- Connect the vehicle interface unit module electrical connector.
 
- Install the communication interface module. Refer to 
Communication Interface Module Replacement.