GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Silverado - 4WD 🢒 Engine 🢒 Engine Electrical 🢒 Auxiliary Generator Replacement

Auxiliary Generator Replacement 6.6L

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 1874251 Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the drive belt. Refer to Drive Belt Replacement.
  3. Disconnect the engine wiring harness electrical connector (1) from the generator.
  4. Reposition the engine wiring harness boot (4) in order to access the terminal stud.
  5. Remove the engine wiring harness nut (3).
  6. Remove the engine wiring harness terminal (2) from the generator.

    7. Object Number: 1874252 Size: SH
  7. Remove the generator bolts (1).
  8. Remove the generator.

Installation Procedure

    Object Number: 1874252 Size: SH
  1. Install the generator.

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

  2. Install the generator bolts (1).

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


    Object Number: 1874251 Size: SH
  3. Install the engine wiring harness terminal (2) to the generator.
  4. Install the engine wiring harness nut (3).

    5. Tighten
    Tighten the nut to 9 N·m (80 lb in).

  5. Position the engine wiring harness boot (4) in order to cover the terminal stud.
  6. Connect the engine wiring harness electrical connector (1) to the generator.
  7. Install the drive belt. Refer to Drive Belt Replacement.
  8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.