GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 2000 🢒 S/T Isuzu - 2WD 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 Blower Motor and Fan Replacement

Removal Procedure
  1. Disconnect the VCM or PCM. Refer to the appropriate procedure:
    2. •  Powertrain Control Module Replacement/Programming in Engine Controls - 2.2L
    •  VCM Replacement/Programming in Engine Controls - 4.3L
  2. Remove the coolant reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.
  3. Remove the rear coolant recovery reservoir mounting stud.

    4. Object Number: 394171 Size: SH
  4. Disconnect the cooling tube from the blower motor.

    5. Object Number: 513313 Size: SH
  5. Disconnect the electrical connectors (1).
  6. Remove the 5 blower motor and fan assembly mounting bolts (2).
  7. Remove the blower motor and fan assembly.

Installation Procedure

    Object Number: 513313 Size: SH
  1. Install the blower motor and fan assembly.

    2. 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.

  2. Install the 5 blower motor and fan assembly mounting bolts (2).

    3. Tighten
    Tighten the bolts to 4.5 N·m (40 lb in).

  3. Connect the electrical connectors (1).

    4. Object Number: 394171 Size: SH
  4. Connect the cooling tube to the blower motor.
  5. Install the rear coolant recovery reservoir mounting studs.
  6. Install the coolant reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.
  7. Install the VCM or the PCM. Refer to the appropriate procedure:
    8. •  Powertrain Control Module Replacement/Programming in Engine Controls - 2.2L
    •  VCM Replacement/Programming in Engine Controls - 4.3L
  8. Perform the heater output temperature check. Refer to Heater Output Temperature Check in HVAC.