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Housing Assembly HVAC: Service and Repair


REMOVAL
1. Prepare the vehicle for plenum chamber removal.
1 Remove the dash board. Refer to: Body and Frame, Interior Trim, Dashboard/Instrument Panel, Service and Repair, Removal and Installation, Service and Repair

2 Remove the A/C evaporator housing, please refer to Heating and Air Conditioning/Evaporator Case/Service and Repair/ Service and Repair
3 Remove the Powertrain Control Module (PCM), please refer to Powertrain Management/Computers and Controls/Engine Control Module/Service and Repair/ Service and Repair






2. Remove the PCM heat sink.
1 Remove the ground strap screw.
2 Remove the PCM heat sink






3 Remove the four nuts and the plenum chamber.

NOTE: To ease the removal of the plenum chamber, first remove the nut located at the center of the dash panel behind the engine cylinder block.

INSTALLATION
1. To install, reverse the removal procedure.