GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 1998 🢒 DeVille 🢒 Engine 🢒 Engine Electrical 🢒 Generator Replacement

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Remove the accessory drive belt. Refer to Drive Belt Replacement .
  3. Remove the upper front bolt.
  4. Remove the radiator. Refer to Radiator Replacement in Engine Cooling.
  5. Raise and suitably support the vehicle.
  6. Remove the front engine splash shield.

    7. Object Number: 48455 Size: SH
  7. Loosen the rear generator bracket from the engine.
  8. Remove the top bolt.
  9. Remove the front lower mounting bolt.
  10. Remove the lower rear mounting bolt.
  11. Remove the upper rear mounting bolt.
  12. Remove the duct from the back of the generator.
  13. Disconnect the following electrical connections:
    14. • Regulator
    • Battery output
    • Heated windshield (if equipped).
  14. Remove the front generator/ A/C bracket.
  15. Rotate the generator and remove.

Installation Procedure

    Object Number: 48455 Size: SH
  1. Install the generator.
  2. Install the front generator/ A/C bracket.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Connect the following electrical connections:
    4. • Regulator
    • Battery output

    Tighten
    Tighten the battery output cable to 20 N·m (15 lb ft).

    • Heated windshield (if equipped).
  4. Install the duct to the back of the generator. Align the duct to the generator black duct.
  5. Install the upper rear mounting bolt.

    6. Tighten
    Tighten the upper rear mounting bolt to 47 N·m (35 lb ft).

  6. Install the lower rear mounting bolt.

    7. Tighten
    Tighten the lower rear mounting bolt to 47 N·m (35 lb ft).

  7. Install the front mounting bolt.

    8. Tighten
    Tighten the front mounting bolt to 47 N·m (35 lb ft).

  8. Install the rear generator bracket bolt to the engine.

    9. Tighten
    Tighten the bracket mounting bolt to 47 N·m (35 lb ft).

  9. Install the upper front bolt.
  10. Install the radiator. Refer to Radiator Replacement in Engine Cooling.
  11. Install the front engine splash shield.
  12. Lower the vehicle.
  13. Tighten the upper front bolt.

    14. Tighten
    Tighten the upper front bolt to 47 N·m (35 lb ft).

  14. Install the accessory drive belt. Refer to Drive Belt Replacement .
  15. Connect the negative battery cable.

    16. Tighten
    Tighten the negative battery cable bolt to 15 N·m (11 lb ft).