Removal and Replacement

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REMOVAL
1. Remove negative battery cable.
2. Recover refrigerant from A/C system with R134a refrigerant recovery machine.
3. Drain the engine cooling system.
4. Remove heater hoses from heater core.

NOTE: Plug core tubes to prevents antifreeze from spilling on vehicle interior during removal.

5. Remove quick connect clips from A/C lines at the expansion valve.
6. Remove A/C lines from expansion valve with Quick Connectors Tool Kit 7193.
7. Remove expansion valve mounting bolts and remove valve.

NOTE: Cap the A/C lines and evaporator to prevent moisture from entering the refrigerant system.

8. Remove floor console.
9. Remove rear heat ducts.
10. Remove nuts securing HVAC housing to dash panel under the hood.
11. Remove the instrument panel and HVAC housing as an assembly. Refer to: Body and Frame, Interior Trim, Dashboard/Instrument Panel, Service and Repair, Instrument Panel Service Procedures, Instrument Panel Assembly Replacement, Instrument Panel Assembly

12. Disconnect HVAC wiring connect from left side of the housing.
13. Remove nuts mounting HVAC housing

INSTALLATION
1. Align HVAC housing with instrument panel and install mounting nuts.
2. Connect HVAC wiring harness
3. Install instrument panel and HVAC housing assembly. Refer to: Body and Frame, Interior Trim, Dashboard/Instrument Panel, Service and Repair, Instrument Panel Service Procedures, Instrument Panel Assembly Replacement, Instrument Panel Assembly

4. Install nuts securing HVAC housing to dash panel under the hood.
5. Install rear heat ducts.
6. Install console.
7. Install expansion valve and tighten mounting bolts.
8. Install A/C lines to expansion valve with new 0-rings.
9. Install quick connect clips to A/C lines.
10. Install heater hoses to heater core.
11. Install negative battery cable.
12. Fill engine cooling system.
13. Evacuate and charge A/C system with R134a refrigerant recovery machine.