Express 3500 V8-6.0L VIN U (2004)
1. Remove the rear header trim panel, if equipped.
2. Remove the nuts retaining the rear header speaker housing to the vehicle.
3. Remove the rear header speaker housing from the vehicle.
4. Disconnect the electrical connector from the speaker.
5. Remove the screws retaining the rear header speaker to the rear header speaker housing.
6. Remove the rear header speaker from the rear header speaker housing.
INSTALLATION PROCEDURE
1. Install the rear header speaker to the rear header speaker housing.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the screws in order to retain the rear header speaker to the rear header speaker housing.
Tighten
Tighten the screws in order to retain the rear header speaker to the speaker housing to 2 N.m (18 lb ft).
