GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Engine 🢒 Engine Cooling 🢒 Generator Replacement

Generator Replacement V6


Object Number: 2090515 Size: MF

Callout

Component Name

Preliminary Procedure

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement
  3. Remove the drive belt. Refer to Drive Belt Replacement.

1

Bolt (Qty: 2)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
50 N·m (37 lb ft)

2

Generator

Procedure

  1. Reposition the generator output battery terminal protective boot.
  2. Remove the generator output battery terminal nut.

    3. Tighten
    13 N·m (115 lb in)

  3. Remove the generator output battery Cable from the generator.
  4. Disconnect the generator electrical connector.

Generator Replacement V8

Removal Procedure

    Object Number: 1663951 Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the radiator. Refer to Radiator Replacement.
  3. Remove the drive belt. Refer to Drive Belt Replacement.
  4. Disconnect the engine wiring harness electrical connector (5) from the generator.

    5. Object Number: 1670187 Size: SH
  5. Reposition the starter solenoid cable protective boot (1) at the generator.
  6. Remove the generator terminal nut (2).
  7. Remove the starter solenoid cable terminal (3) from the generator.

    8. Object Number: 1669928 Size: SH
  8. Remove the generator bolts.
  9. Reposition the engine ground cable.
  10. Remove the generator.

Installation Procedure

    Object Number: 1669928 Size: SH
  1. Position the generator to the engine.
  2. Install the generator bolts finger tight in the following sequence.
    3. 2.1. Upper bolt
    2.2. Side bolt
    2.3. Lower bolt

    Caution: Refer to Fastener Caution in the Preface section.

  3. Tighten the generator bolts.

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


    Object Number: 1670187 Size: SH
  4. Install the starter solenoid cable terminal (3) to the generator.
  5. Install the generator terminal nut (2).

    6. Tighten
    Tighten the nut to 12 N·m (106 lb in).

  6. Position the starter solenoid cable protective boot (1) at the generator.

    7. Object Number: 1663951 Size: SH
  7. Connect the engine wiring harness electrical connector (5) to the generator.
  8. Install the drive belt. Refer to Drive Belt Replacement.
  9. Install the radiator. Refer to Radiator Replacement.
  10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.