GM Service Manual Online
For 1990-2009 cars only

Special Tools

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Remove the engine cooling fan. Refer to Fan Replacement.
  2. Remove the accumulator. Refer to Air Conditioning Accumulator Replacement
  3. Remove the passenger side wheel house splash shield. Refer to Wheelhouse Splash Shield Replacement
  4. Loosen but DO NOT remove driver side body mount bolts.
  5. Remove passenger side body mount bolts.
  6. Slowly lift the passenger side of the body off the frame, and support.

  7. Object Number: 2039090  Size: SH
  8. Remove auxiliary heater hose clamps (1).

  9. Object Number: 2039087  Size: SH
  10. Remove auxiliary a/c evaporator nuts (2).
  11. Remove auxiliary a/c and heater hose bracket nuts (3).
  12. Remove auxiliary a/c and heater hose bracket bolt (4).
  13. Remove auxiliary air conditioning evaporator & heater tube assembly (5).

Installation Procedure


    Object Number: 2039087  Size: SH
  1. Install auxiliary air conditioning evaporator & heater tube assembly
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install auxiliary a/c and heater hose bracket bolt (4) and tighten to 6 N·m (5 lb in).
  4. Install auxiliary a/c and heater hose bracket nuts (3) and tighten to 7 N·m (6 lb in).
  5. Install auxiliary a/c evaporator nut (2) and tighten to 16 N·m (12 lb ft).

  6. Object Number: 2039090  Size: SH
  7. Install auxiliary heater hose clamps (1).
  8. Install rear auxiliary heater hose clamp (1).
  9. Slowly and carefully lower the passenger side of the body onto the frame.
  10. Install passenger side body mount bolts and tighten to 140 N·m (103 lb ft).
  11. Tighten driver side body mount bolts and tighten to 140 N·m (103 lb ft).
  12. Install the passenger side wheel house splash shield. Refer to Wheelhouse Splash Shield Replacement
  13. Lower the vehicle. Refer to Lifting and Jacking the Vehicle
  14. Install the accumulator. Refer to Air Conditioning Accumulator Replacement
  15. Install the engine cooling fan. Refer to Fan Replacement.