Alternator: Service and Repair

WARNING: DISCONNECT BOTH NEGATIVE CABLES FROM BOTH BATTERIES BEFORE REMOVING BATTERY OUTPUT WIRE (B+ WIRE) FROM GENERATOR. FAILURE TO DO SO CAN RESULT IN INJURY OR DAMAGE TO ELECTRICAL SYSTEM.

1. Disconnect both negative battery cables at both batteries.
2. Remove generator drive belt. Refer to Cooling System for procedure.
3. Unsnap plastic insulator cap from B+ output terminal.





4. Remove B+ terminal mounting nut at rear of generator. Disconnect terminal from generator.
5. Disconnect field wire connector at rear of generator by pushing on connector tab.




6. Remove upper mounting bracket bolt.
7. Remove lower mounting bracket bolt and nut.
8. Remove generator from vehicle.

INSTALLATION
1. Position generator to upper and lower mounting brackets and install upper bolt and lower bolt / nut.
2. Tighten all bolts / nut. Refer to Torque Specifications.
3. Snap field wire connector into rear of generator.
4. Install B+ terminal eyelet to generator output stud. Tighten mounting nut. Refer to Torque Specifications.

CAUTION:
- Never force a belt over a pulley rim using a screwdriver. The synthetic fiber of the belt can be damaged.
- When installing a serpentine accessory drive belt, the belt MUST be routed correctly. The water pump may be rotating in the wrong direction if the belt is installed incorrectly, causing the engine to overheat. Refer to belt routing label in engine compartment, or refer to Belt Schematics in Cooling System.

5. Install generator drive belt. Refer to Cooling System for procedure.
6. Install both negative battery cables to both batteries.