Caliber L4-2.4L (2009)
Housing Assembly HVAC: Removal and Replacement
Air Distribution Housing Removal
HOUSING-AIR DISTRIBUTION
WARNING: Disable the airbag system before attempting any steering wheel, steering column or instrument panel component diagnosis or
service. Disconnect and isolate the negative battery (ground) cable, then wait two minutes for the airbag system capacitor to
discharge before performing further diagnosis or service. This is the only sure way to disable the airbag system. Failure to follow
these instructions may result in accidental airbag deployment and possible serious or fatal injury.
WARNING: Refer to the applicable warnings and cautions for this system before performing the following operation See: Service
Precautions/Warning and See: Service Precautions/Caution . Failure to follow these instructions may result in possible serious or
fatal injury.
NOTE: The air distribution housing must be removed from the HVAC housing and disassembled for service of the blend-air and mode-air
doors.
NOTE: LHD model with A/C shown in illustrations. RHD and heater-only models similar.
1. Remove the HVAC housing assembly and place it on a workbench See: HVAC Housing - Removal.
2. Remove all of the floor distribution ducts from the air distribution housing (5) See: Air Duct/Service and Repair/Floor Distribution Duct -
Removal.
NOTE: If the foam seal for the flange is deformed or damaged, it must be replaced.
3. Remove the foam seal (1) from the flange (2) located on the front of the HVAC housing (9).
4. Remove the screw (10) that secures the flange to the front of the HVAC housing and remove the flange.
5. Remove the screw (3) that secures the retaining bracket (4) for the heater core tubes (8) to the left side of the air distribution housing.
6. On RHD models, remove the air distribution housing from the HVAC housing See: HVAC Housing - Removal
7. Carefully pull the heater core (6) out of the driver side of the air distribution housing.
