GM Service Manual Online
For 1990-2009 cars only

Heater Core Replacement LHD

Removal Procedure

  1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement.
  2. Remove the heater hose bracket screw.

  3. Object Number: 1951037  Size: SH
  4. Remove the heater hose bracket (1).

  5. Object Number: 1951039  Size: SH
  6. Slide the heater core out of the HVAC module assembly.

Installation Procedure


    Object Number: 1951039  Size: SH
  1. Slide the heater core into the HVAC module assembly.

  2. Object Number: 1951037  Size: SH
  3. Install the heater hose bracket (1).
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the heater hose bracket screw.
  6. Tighten
    Tighten the screws to 1 N·m (9 lb in)

  7. Install the HVAC module assembly. Refer to HVAC Module Assembly Replacement.