Grand Cherokee 2WD V8-4.7L VIN J (2004)
Body Control Module: Service and Repair
REMOVAL
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, DISABLE THE AIRBAG SYSTEM BEFORE ATTEMPTING ANY
STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. DISCONNECT
AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE, THEN WAIT TWO MINUTES FOR THE AIRBAG SYSTEM
CAPACITOR TO DISCHARGE BEFORE PERFORMING FURTHER DIAGNOSIS OR SERVICE. THIS IS THE ONLY SURE WAY TO
DISABLE THE AIRBAG SYSTEM. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG
DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
1. Disconnect and isolate the battery negative cable.
2. Remove the instrument panel fuse cover. (Refer to ELECTRICAL/POWER DISTRIBUTION/FUSE COVER - REMOVAL).
Fig.3 Body Control Module Remove/Install
3. Access and disconnect the instrument panel wire harness connectors from the BCM.
4. Remove the mounting screws (Torx T-20) that secure the BCM to the JB.
5. Pull the BCM straight out towards the dash panel far enough to disconnect the integral BCM to JB connector.
6. Remove the BCM.
INSTALLATION
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, DISABLE THE AIRBAG SYSTEM BEFORE ATTEMPTING ANY
STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. DISCONNECT
AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE, THEN WAIT TWO MINUTES FOR THE AIRBAG SYSTEM
CAPACITOR TO DISCHARGE BEFORE PERFORMING FURTHER DIAGNOSIS OR SERVICE. THIS IS THE ONLY SURE WAY TO
DISABLE THE AIRBAG SYSTEM. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG
DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
1. Position the Body Control Module (BCM) to its mounting location.
2. Align the terminal pins of the BCM connector with the connector on the JB.
3. Engage the BCM integral connector into the JB.
4. Install the four screws. Tighten the screws to 2.2 Nm (20 in. lbs.).
5. Connect the two instrument panel wire harness connectors to the BCM.
6. Reinstall the instrument panel fuse cover to the bottom of the BCM and JB unit. (Refer to ELECTRICAL/POWER DISTRIBUTION/FUSE
COVER - INSTALLATION).
7. Connect the battery negative cable
