GM Service Manual Online
For 1990-2009 cars only

Accessory Mounting Brackets Replacement AC Equiped

Removal Procedure

  1. Remove the engine cooling fan. Refer to Fan Clutch Replacement in Engine Cooling.
  2. Remove the drive belt. Refer to Drive Belt Replacement .

  3. Object Number: 179249  Size: SH

    Important: Do not evacuate the air conditioning system.

  4. Remove the mounting bolts for the air conditioning compressor, if equipped.
  5. Move the air conditioning compressor aside and support.
  6. Remove the belt idler pulley if not equipped with A/C. Refer to Drive Belt Idler Pulley Replacement .
  7. Remove the power steering pump from the accessory mounting bracket. Refer to Power Steering Pump Replacement in Power Steering.

  8. Object Number: 188295  Size: SH
  9. Remove the three bolts and nut holding the accessory mounting bracket to the engine.
  10. Slide the accessory mounting bracket off the stud and power steering pump.

Installation Procedure


    Object Number: 188295  Size: SH
  1. Slide the bracket on the stud and the power steering pump.
  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.

  3. Install the three bolts and the nut.
  4. Tighten
    Tighten the bolts and nut to 41 N·m (30 lb ft).

  5. Install the power steering pump to the accessory moutning bracket. Refer to Power Steering Pump Replacement in Power Steering.

  6. Object Number: 179249  Size: SH
  7. Install the air conditioning compressor bolts.
  8. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).


    Object Number: 338506  Size: SH
  9. Install the belt idler pulley if not equipped with A/C.
  10. Tighten
    Tighten the belt idler pulley bolt to 50 N·m (37 lb ft).

  11. Install the drive belt. Refer to Drive Belt Replacement .
  12. Install the engine cooling fan. Refer to Fan Clutch Replacement in Engine Cooling.

Accessory Mounting Brackets Replacement Generator

Removal Procedure

  1. Disconnect the battery negative cable. Refer to Battery Cable in engine electrical.
  2. Remove the engine cooling fan. Refer to Fan Clutch Replacement in Engine Cooling.
  3. Remove the drive belt. Refer to Drive Belt Replacement .
  4. Remove the generator. Refer to Generator Replacement in Engine Electrical.

  5. Object Number: 340790  Size: SH
  6. Remove the wire harness bracket from the generator and drive belt tensioner bracket.
  7. Remove the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  8. Remove the belt idler pulley. Refer to Drive Belt Idler Pulley Replacement .

  9. Object Number: 196643  Size: SH
  10. Remove the three bolts and nut holding the generator and drive belt tensioner to the engine.
  11. Slide the accessory mounting bracket off of the stud.

Installation Procedure


    Object Number: 196643  Size: SH
  1. Slide the accessory mounting bracket on the stud.
  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.

  3. Install the three bolts and the nut.
  4. Tighten
    Tighten the bolts and nut to 41 N·m (30 lb ft).

  5. Install the belt idler pulley. Refer to Drive Belt Idler Pulley Replacement .
  6. Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .

  7. Object Number: 340790  Size: SH
  8. Install the wire harness bracket to the generator and drive belt tensioner mounting bracket.
  9. Tighten
    Tighten the bolt to 24 N·m (18 lb ft).

  10. Install the generator. Refer to Generator Replacement in Engine Electrical.
  11. Install the drive belt. Refer to Drive Belt Replacement .
  12. Connect the battery negative cable. Refer to Battery Cable in Engine Electrical.
  13. Install the engine cooling fan. Refer to Fan Clutch Replacement in Engine Cooling.