GM Service Manual Online
For 1990-2009 cars only

Starter Replacement RPO LX9

Removal Procedure


    Object Number: 1642631  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 front transaxle closeout cover bolt.
  4. Remove the front transaxle closeout cover.

  5. Object Number: 1642633  Size: SH
  6. Remove the starter solenoid "BAT" terminal nut (5).
  7. Remove the positive battery cable terminal (4) from the starter solenoid.
  8. Remove the starter solenoid "S" terminal nut (3).
  9. Remove the engine harness terminal (2) from the starter solenoid.

  10. Object Number: 1644900  Size: SH
  11. Remove the starter bolts.
  12. Remove the starter.

Installation Procedure

Notice: Before installing the starter motor to the engine, tighten the nut next to the cap on the solenoid BAT terminal. If this terminal is not tight in the solenoid cap, the cap may be damaged during installation of electrical connections and cause the starter motor to fail later.


    Object Number: 1644900  Size: SH
  1. Position the starter to the engine block.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the starter bolts.
  4. Tighten
    Tighten the bolts to 40 N·m (30 lb ft).


    Object Number: 1642633  Size: SH
  5. Install the engine harness terminal (2) to the starter solenoid.
  6. Install the starter solenoid "S" terminal nut (3).
  7. Tighten
    Tighten the nut to 3 N·m (27 lb in).

  8. Install the positive battery cable terminal (4) to the starter solenoid.
  9. Install the starter solenoid "BAT" terminal nut (5).
  10. Tighten
    Tighten the nut to 13 N·m (115 lb in).


    Object Number: 1642631  Size: SH
  11. Install the front transaxle closeout cover.
  12. Install the front transaxle closeout cover bolt.
  13. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

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

Starter Replacement RPO LY7

Removal Procedure


    Object Number: 1644827  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 radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors .
  4. Remove the starter solenoid "BAT" terminal nut.
  5. Remove the positive battery cable from the solenoid.

  6. Object Number: 1394041  Size: SH
  7. Disconnect the engine harness electrical connector from the starter.

  8. Object Number: 1394040  Size: SH
  9. Remove the starter motor bolts.
  10. Remove the starter motor.

Installation Procedure


    Object Number: 1394040  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 50 N·m (37 lb ft).


    Object Number: 1394041  Size: SH
  5. Connect the engine harness electrical connector to the starter.

  6. Object Number: 1644827  Size: SH
  7. Install the positive battery cable to the starter solenoid.
  8. Install the starter solenoid "BAT" terminal nut.
  9. Tighten
    Tighten the nut to 13 N·m (115 lb in).

  10. Install the radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors .
  11. Lower the vehicle.
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .