GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. If equipped, remove the following:
  2. • Fixed grill
    • A/C condenser
    • Auxiliary oil cooler
    • Auxiliary transmission cooler
  3. If equipped, disconnect the air compressor intake hose on the charge air intake pipe at the snap-to-connect fitting.

  4. Object Number: 799719  Size: SH
  5. Remove the clamps from the charge air intake hose.

  6. Object Number: 820393  Size: SH
  7. Remove the hose from the intake manifold inlet pipe and the charge air cooler.
  8. Remove the clamps from the air inlet hose.

  9. Object Number: 799718  Size: SH
  10. Remove the hose from the charge air cooler and the turbocharger inlet.

  11. Object Number: 803034  Size: SH
  12. Remove the mounting bolts from the charger air cooler to the radiator.
  13. Remove the charger air cooler from the radiator.

Installation Procedure


    Object Number: 803034  Size: SH
  1. Install the charge air cooler to the radiator.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the mounting bolts to the radiator.
  4. Tighten
    Tighten the bolts to 45 N·m (33 lb ft).


    Object Number: 799718  Size: SH
  5. Install the hose assembly to the charger air cooler and the turbocharger inlet.

  6. Object Number: 820393  Size: SH
  7. Install the hose assembly to the charge air cooler and the intake manifold inlet pipe.
  8. Tighten the hose clamps.
  9. Tighten
    Tighten the clamps to 6 N·m (53 lb in).

  10. If equipped, connect the air compressor intake hose to the charge air intake pipe at the snap-to-connect fitting.

  11. Object Number: 799719  Size: SH
  12. If equipped, install the following:
  13. • Fixed grill
    • A/C condenser
    • Auxiliary oil cooler
    • Auxiliary transmission cooler