gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Heater Control Valve > < Expansion Block/Orifice Tube|Locations|Page 10030
Page 2
background image

-

Coat O-ring seal with 525 viscosity refrigerant oil.

4. Evaporator tube to evaporator. 

-

Tighten evaporator tube to 24 Nm (18 lbs. ft.).

5. Evaporator tube clip to accumulator.

6. Evaporator tube clip screw.

-

Tighten screw to 1.9 Nm (17 lbs. in.).

7. Negative battery cable.

8. Refrigerant to the system.

-

Check the system for leaks.

Heater Control Valve > < Expansion Block/Orifice Tube|Locations|Page 10030