GM Service Manual Online
For 1990-2009 cars only

Generator Replacement 2.2L (L61)

Tools Required

J 44811 Accessory Belt Tensioner Unloader

Removal Procedure

    Important: Record all pre-set radio stations.

  1. Turn the ignition OFF.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  3. Remove the throttle body air duct.

  4. Object Number: 897265  Size: SH

    Important: Use the required J 44811 .

  5. Remove the accessory drive belt. Refer to Drive Belt Replacement .
  6. Disconnect the generator electrical connections.

  7. Object Number: 946609  Size: SH
  8. Remove the generator to engine block bolts and the generator.

Installation Procedure


    Object Number: 946609  Size: SH
  1. Position the generator and install the top bolts finger tight.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the bottom bolts and tighten all the generator bolts.
  4. Tighten
    Tighten the generator-to-engine block bolts to 22 N·m (16 lb ft).

  5. Connect the electrical connections.
  6. Tighten
    Tighten the B+ cable-to-generator nut to 20 N·m (15 lb ft).

    Important: Use the required accessory drive belt removal tool number J 44811 .

  7. Install the accessory drive belt. Refer to Drive Belt Replacement .
  8. Install the throttle body air duct. Refer to Air Cleaner Inlet Duct Replacement .
  9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  10. Tighten
    Tighten the battery terminal bolt to 17 N·m (13 lb ft).

  11. Reprogram the radio stations.

Generator Replacement 3.5L (L66)

Removal Procedure

    Important: Record all pre-set radio stations.

  1. Turn the ignition OFF.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .

  3. Object Number: 1226453  Size: SH
  4. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  5. Remove the accessory drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  6. Install the engine support fixture. Refer to Engine Support Fixture .
  7. Remove the front of the engine mount throughbolt and raise the engine for proper clearance.

  8. Object Number: 1228610  Size: SH
  9. Disconnect the generator electrical connections.

  10. Object Number: 1237805  Size: SH
  11. Remove the generator to engine block bolts and the generator.

Installation Procedure


    Object Number: 1237805  Size: SH
  1. Position the generator and install the top bolts finger tight.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the bottom bolts and tighten all the generator bolts.
  4. Tighten
    Tighten the generator-to-engine block bolts to 44 N·m (33 lb ft).

  5. Connect the electrical connections.
  6. Tighten
    Tighten the B+ cable-to-generator nut to 12 N·m (106 lb in).

  7. Lower the engine and tighten the engine mount throughbolt.
  8. Tighten
    Tighten the bolts to 110 N·m (81 lb ft).

  9. Remove the engine support fixture.
  10. Install the accessory drive belt tensioner. Refer to Drive Belt Tensioner Replacement ).
  11. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  13. Tighten
    Tighten the battery terminal bolt to 17 N·m (13 lb ft).

  14. Reprogram the radio stations.