GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 G6 🢒 HVAC 🢒 HVAC - Automatic 🢒 Heater Core Replacement

Removal Procedure
  1. Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement .

    2. Object Number: 1701076 Size: SH
  2. Remove the center floor air outlet duct screws.
  3. Remove the center floor air outlet duct.

    4. Object Number: 1701081 Size: SH
  4. Drill out the heater core cover heat stakes.
  5. Remove the heater core cover screws.
  6. Remove the heater core cover.

    7. Object Number: 1203553 Size: SH
  7. Remove the heater core.

Installation Procedure

    Object Number: 1203553 Size: SH
  1. Install the heater core.

    2. Object Number: 1701081 Size: SH
  2. Install the heater core cover.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the heater core cover screws.

    4. Tighten
    Tighten the screws to 1.5 N·m (13 lb in).


    Object Number: 1701076 Size: SH
  4. Install the center floor air outlet duct.
  5. Install the upper floor air outlet duct screws.

    6. Tighten
    Tighten the screws to 1.5 N·m (13 lb in).

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