Housing Assembly HVAC: Service and Repair

Blower Case:

Blower Case Outer Seals:

Blower Case Seal Installation Between The Upper And Lower Cases:

Remove or Disconnect

1. Body hinge pillar tie bar-cross car beam.
2. Engine acoustic cover (3800 only).
3. Drain cooling system.
4. Recover refrigerant. Refer to "Refrigerant Recovery and Recycling, Adding Oil, Evacuating and Charging Procedures".
5. A/C lines at evaporator block fitting.
6. Heater hoses at heater core.
7. Blower case to dash nuts.
8. Blower case bracket bolts.
9. Vacuum hoses.
10. Electrical connectors.
11. Blower case.
12. All outer blower case seals.

Install or Connect

1. All outer blower case seals.
2. Blower case.
3. Electrical connectors.
4. Vacuum hoses.
5. Blower case bracket bolts.

Tighten
^ Bolts to 20 N.m (14 lb. ft.).

6. Blower case to dash nuts.

Tighten
^ Nuts to 10 N.m (89 lb. in.).

7. Heater hoses at heater core.
8. A/C lines at evaporator block fitting.

Tighten
^ Bolt to 16 N.m (12 lb. ft.).

9. Evacuate, recharge, and leak test system. Refer to Refrigerant Recovery and Recycling, Adding Oil, Evacuating and Charging Procedures".
10. Fill coolant system and check for leaks.
11. Engine acoustic cover (3800 only).
12. Body hinge pillar tie bar-cross car beam.