A/C Plenum Chamber
REMOVAL AND INSTALLATION1. Remove steering column assembly and instrument panel assembly. See Steering Column and Instrument Panel.
2. Remove two self-tapping screws retaining plenum chamber to instrument panel (illustration).
3. Disconnect vacuum hoses at core connector located just above panel-defrost vacuum motor on LH side of plenum.
4. Disconnect demister hoses from Y-pipe on LH side of plenum.
5. Remove one screw retaining plenum chamber to defroster nozzle.
6. Remove plenum chamber.
7. To install plenum, reverse Steps 1 through 6.