GM Service Manual Online
For 1990-2009 cars only

Air Conditioning Compressor Bracket Replacement 6.0L Engine

Removal Procedure

    Caution: Refer to Safety Glasses Caution in the Preface section.

  1. Remove the compressor. Refer to Air Conditioning Compressor Replacement.

  2. Object Number: 1955625  Size: SH
  3. Remove the automatic transmission cooler pipe clamp to A/C bracket retaining bolt (3) if fitted.
  4. Position the automatic transmission cooler pipe retaining bracket (2) if fitted, away from the compressor mounting bracket (1).

  5. Object Number: 1950971  Size: SH
  6. Remove the compressor drive belt tensioner to compressor mounting bracket retaining bolt (3).
  7. Remove drive belt tensioner (2) from compressor mounting bracket (1).

  8. Object Number: 1994658  Size: SH
  9. Remove the compressor mounting bracket to cylinder block retaining bolts (1).
  10. Remove the compressor bracket (2) from the cylinder block (3).

Installation Procedure


    Object Number: 1994659  Size: SH
  1. Position the compressor mounting bracket (2) to the cylinder block (3).
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the compressor mounting bracket to cylinder block retaining bolts (1).
  4. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).


    Object Number: 1950971  Size: SH
  5. Position the compressor drive belt tensioner (2) to the compressor mounting bracket (1).
  6. Install the compressor drive belt tensioner to compressor mounting bracket retaining bolt (3).
  7. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).


    Object Number: 1955625  Size: SH
  8. Position the automatic transmission cooler pipe retaining bracket (2) on the compressor mounting bracket (1) if fitted.
  9. Install the automatic transmission cooler pipe clamp to A/C bracket retaining bolt (3).
  10. Tighten
    Tighten the bolt to 22 N·m (16 lb ft).

  11. Install the compressor. Refer to Air Conditioning Compressor Replacement.

Air Conditioning Compressor Bracket Replacement 3.6L Engine

Removal Procedure

    Caution: Refer to Safety Glasses Caution in the Preface section.

  1. Remove the compressor. Refer to Air Conditioning Compressor Replacement.

  2. Object Number: 1950965  Size: SH
  3. Remove the compressor drive belt idler pulley to compressor mounting bracket retaining bolt (2).
  4. Remove the compressor drive belt idler pulley (1).

  5. Object Number: 1950969  Size: SH
  6. Remove the compressor mounting bracket to cylinder block retaining bolts  (1).
  7. Remove the compressor mounting bracket (2) from the cylinder block (3).

Installation Procedure


    Object Number: 1950969  Size: SH
  1. Position the compressor mounting bracket (2) to the cylinder block (3).
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the compressor mounting bracket to cylinder block retaining bolts (1).
  4. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).


    Object Number: 1950965  Size: SH
  5. Install the compressor drive belt idler pulley (1).
  6. Install the compressor drive belt idler pulley to compressor mounting bracket retaining bolt (2).
  7. Tighten
    Tighten the bolt to 58 N·m (43 lb ft).

  8. Install the compressor. Refer to Air Conditioning Compressor Replacement.