GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Astro - 4WD 🢒 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 air cleaner. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  3. Remove the drive belt. Refer to Drive Belt Replacement in Engine Mechanical.
  4. Disconnect the regulator electrical connector.

    5. Object Number: 44410 Size: SH
  5. Remove the generator front mounting bolts.
  6. Remove the generator rear mounting bolt.
  7. Remove the generator BAT terminal nut.
  8. Remove the generator.

Installation Procedure

    Object Number: 44410 Size: SH
  1. Position the generator on the vehicle.
  2. Handstart the following generator mounting components:
    3. • The BAT terminal nut
    • The rear mounting bolt

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

    • The front mounting bolts

    Tighten

       • 

    Tighten the BAT terminal nut to 20 N·m (15 lb ft).

       • 

    Tighten the rear mounting bolt to 25 N·m (18 lb ft).

       • 

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

  3. Connect the regulator electrical connector.
  4. Install the drive belt. Refer to Drive Belt Replacement in Engine Mechanical.
  5. Install the air cleaner. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  6. Connect the negative battery cable. Refer to Battery Cable .