GM Service Manual Online
For 1990-2009 cars only

Drive Belt Tensioner Installation Procedure


    Object Number: 522492  Size: SH
  1. Install the drive belt tensioner. Be sure to locate the tensioner anchor pin in the cylinder head recess.
  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 drive belt tensioner bolt.
  4. Tighten
    Tighten the drive belt tensioner bolt to 50 N·m (37 lb ft).

Drive Belt Idler Pulley Installation Procedure


    Object Number: 522488  Size: SH
  1. Place the drive belt idler pulley and bolt in position.
  2. Tighten the drive belt idler pulley bolt.
  3. Tighten
    Tighten the accessory belt idler bolt to 50 N·m (37 lb ft).

Air Conditioning Compressor Installation Procedure


    Object Number: 522486  Size: SH
  1. Install the air conditioning compressor stud.
  2. Tighten
    Tighten the air conditioning compressor stud to 25 N·m (18 lb ft).

  3. Slide the air conditioning compressor over the air conditioning compressor stud and hold into position.
  4. Install the air conditioning compressor side bolts finger tight.

  5. Object Number: 522481  Size: SH
  6. Install the air conditioning compressor front bolt and nut finger tight.
  7. Tighten the air conditioning compressor bolts and nut in the following sequence:
  8. Tighten

    1. Tighten the air conditioning compressor front nut to 50 N·m (37 lb ft).
    2. Tighten the air conditioning compressor front bolt to 50 N·m (37 lb ft).
    3. Tighten the air conditioning compressor side upper bolt to 50 N·m (37 lb ft).
    4. Tighten the air conditioning compressor side lower bolt to 25 N·m (18 lb ft).

Generator Installation Procedure


    Object Number: 522479  Size: SH
  1. Place the generator in position.
  2. Install the generator side bolts finger tight.

  3. Object Number: 522475  Size: SH
  4. Install the generator front bolts finger tight.
  5. Tighten the generator bolts in the following sequence:
  6. Tighten

        • Tighten the generator front upper bolt to 50 N·m (37 lb ft).
        • Tighten the generator side front bolt to 50 N·m (37 lb ft).
        • Tighten the generator side rear bolt to 50 N·m (37 lb ft).
        • Tighten the generator front lower bolt to 50 N·m (37 lb ft).

    Object Number: 522473  Size: SH
  7. Install the generator coolant upper pipe.

  8. Object Number: 522471  Size: SH
  9. Install the generator coolant lower pipe with upper and lower outlet hoses.
  10. Install the generator coolant lower pipe bracket bolt.
  11. Tighten
    Tighten the generator coolant lower pipe bracket bolt to 9 N·m (80 lb in).

  12. Connect the generator coolant upper outlet hose to the generator coolant upper pipe.
  13. Connect the generator coolant lower outlet hose to the generator.

Power Steering Pump Installation Procedure


    Object Number: 71094  Size: SH
  1. Place the power steering pump in position in the engine valley. Slide the molded wedge into the retaining feature cast into the cylinder block.
  2. Important: You MUST push the power steering pump toward the rear of the engine as much as possible before tightening the bolt.

  3. Install the power steering pump bolt.
  4. Tighten
    Tighten the power steering pump bolt to 50 N·m (37 lb ft).