GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 Engine 🢒 Engine Controls and Fuel - 6.6L 🢒 Auxiliary Generator Replacement

Removal Procedure

Warning: Refer to Fastener Caution in the Preface section.


    Object Number: 1869602 Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the air cleaner. Refer to Air Cleaner Assembly Replacement for the 6.6L (LMM).
  3. Remove the drive belt. Refer to Drive Belt Replacement.
  4. Disconnect the engine wiring harness electrical connector (1) from the generator.
  5. Reposition the engine wiring harness boot (8).
  6. Remove the generator terminal nut (9).
  7. Remove the engine wring harness terminal (10) from the generator.

    8. Object Number: 1869603 Size: SH
  8. Remove the auxiliary generator bolts (3).
  9. Remove the auxiliary generator (2).

Installation Procedure

    Object Number: 1869603 Size: SH
  1. Install the auxiliary generator (2).

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the auxiliary generator bolts (3).

    3. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).


    Object Number: 1869602 Size: SH
  3. Install the engine wring harness terminal (10) to the generator.
  4. Install the generator terminal nut (9).

    5. Tighten
    Tighten the nut to 25 N·m (18 lb ft).

  5. Position the engine wiring harness boot (8).
  6. Connect the engine wiring harness electrical connector (1) to the generator.
  7. Install the drive belt. Refer to Drive Belt Replacement.
  8. Install the air cleaner. Refer to Air Cleaner Assembly Replacement for the 6.6L (LMM).
  9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.