Alternator: Service and Repair

Generator Replacement (RPOs LZE-3.5L Flex Fuel/LZ4-3.5L Gas/LZ8-3.9L Flex Fuel)

Removal Procedure




1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (RPO LS4) (Service and Repair)Battery Negative Cable Disconnection and Connection (RPOs LZE/LZ4/LZ8) (Service and Repair).
2. Remove the drive belt. Refer to Drive Belt Replacement (Service and Repair) or Drive Belt Replacement (Service and Repair).
3. Reposition the protective boot (2) from the generator output BAT terminal.
4. Remove the generator output BAT terminal nut (5).
5. Remove the engine harness terminal (4) from the generator.
6. Disconnect the generator electrical connector (3).




7. Remove the generator bolt and stud.




8. Remove the generator bolt.
9. Remove the generator.

Installation Procedure




1. Install the generator.
2. Install the generator bolt until snug.





Caution: Refer to Fastener Caution (Fastener Caution).

3. Install the generator bolt and stud.

Tighten the bolts/stud to 50 Nm (37 lb ft).




4. Connect the generator electrical connector (3).
5. Install the engine harness terminal (4) to the generator.
6. Install the generator output BAT terminal nut (5).

Tighten the nut to 30 Nm (22 lb ft).

7. Position the protective boot (2) to the generator output BAT terminal.
8. Install the drive belt. Refer to Drive Belt Replacement (Service and Repair) or Drive Belt Replacement (Service and Repair).
9. Connect the negative battery negative cable. Refer to Battery Negative Cable Disconnection and Connection (RPO LS4) (Service and Repair)Battery Negative Cable Disconnection and Connection (RPOs LZE/LZ4/LZ8) (Service and Repair).