GM Service Manual Online
For 1990-2009 cars only

Starter Replacement LZ4

Removal Procedure


    Object Number: 1777202  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Remove the torque converter cover bolts.
  4. Remove the torque converter cover.

  5. Object Number: 1584669  Size: SH
  6. Disconnect the engine wiring harness electrical connector from the starter motor.

  7. Object Number: 1584682  Size: SH
  8. Remove the positive battery cable nut (3) from the starter solenoid.
  9. Remove the positive battery cable (1) and the engine wiring harness (2) terminal from the starter solenoid.

  10. Object Number: 1584683  Size: SH
  11. Remove the starter motor bolts.
  12. Remove the starter motor.

Installation Procedure


    Object Number: 1584683  Size: SH
  1. Install the starter motor.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the starter motor bolts.
  4. Tighten
    Tighten the bolts to 43 N·m (32 lb ft).


    Object Number: 1584682  Size: SH
  5. Install the engine wiring harness (2) terminal and the positive battery cable (1) to the starter solenoid.
  6. Install the positive battery cable nut (3) to the starter solenoid.
  7. Tighten
    Tighten the nut to 10 N·m (89 lb in).


    Object Number: 1584669  Size: SH
  8. Connect the engine wiring harness electrical connector to the starter motor.

  9. Object Number: 1777202  Size: SH
  10. Install the torque converter cover.
  11. Install the torque converter cover bolts.
  12. Tighten
    Tighten the bolts to 10 N·m (89 lb in).

  13. Lower the vehicle.
  14. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .

Starter Replacement L61

Removal Procedure


    Object Number: 1784310  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Remove the positive battery cable nut (1) from the starter solenoid.
  4. Remove the positive battery cable (2) and the engine wiring harness (3) terminal from the starter solenoid.

  5. Object Number: 1784330  Size: SH
  6. Remove the starter solenoid "S" terminal nut (1) from the starter solenoid.
  7. Remove the engine wiring harness terminal (2) from the starter solenoid.

  8. Object Number: 1578423  Size: SH
  9. Remove the starter motor bolts.
  10. Remove the starter motor.

Installation Procedure


    Object Number: 1578423  Size: SH
  1. Position the starter motor to the engine block.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the starter motor bolts.
  4. Tighten
    Tighten the bolts to 53 N·m (39 lb ft).


    Object Number: 1784330  Size: SH
  5. Install the engine wiring harness terminal (2) to the starter solenoid.
  6. Install the starter solenoid "S" terminal nut (1) to the starter solenoid.
  7. Tighten
    Tighten the nut to 3 N·m (27 lb in).


    Object Number: 1784310  Size: SH
  8. Install the engine wiring harness (3) terminal and the positive battery cable (2) to the starter solenoid.
  9. Install the positive battery cable nut (1) to the starter solenoid.
  10. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  11. Lower the vehicle.
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .

Starter Replacement LZ9

Removal Procedure


    Object Number: 1784565  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Remove the torque converter cover bolt (1).
  4. Remove the torque converter cover (2).

  5. Object Number: 1584669  Size: SH
  6. Disconnect the engine wiring harness electrical connector from the starter motor.

  7. Object Number: 1584682  Size: SH
  8. Remove the positive battery cable nut (3) from the starter solenoid.
  9. Remove the positive battery cable (1) and the engine wiring harness (2) terminal from the starter solenoid.

  10. Object Number: 1584683  Size: SH
  11. Remove the starter motor bolts.
  12. Remove the starter motor.

Installation Procedure


    Object Number: 1584683  Size: SH
  1. Install the starter motor.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the starter motor bolts.
  4. Tighten
    Tighten the bolts to 43 N·m(32 lb ft).


    Object Number: 1584682  Size: SH
  5. Install the engine wiring harness (2) terminal and the positive battery cable (1) to the starter solenoid.
  6. Install the positive battery cable nut (3) to the starter solenoid.
  7. Tighten
    Tighten the nut to 10 N·m(89 lb in).


    Object Number: 1584669  Size: SH
  8. Connect the engine wiring harness electrical connector to the starter motor.

  9. Object Number: 1784565  Size: SH
  10. Install the torque converter cover (2).
  11. Install the torque converter cover bolt (1).
  12. Tighten
    Tighten the bolt to 10 N·m(89 lb in).

  13. Lower the vehicle.
  14. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.