chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Expansion Block/Orifice Tube|Locations > < A/C - Insufficient Cooling Diagnosis Table Updated|Page 8789
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Install or Connect

1.

Orifice tube into liquid line using J 26549-E or equivalent.

2.

New 0-ring seal.

^

Coat new 0-ring seal with 525 viscosity refrigeration oil.

3.

Evaporator tube to liquid line. 

Tighten

Tighten line connection to 24 N.m (18 lb ft).

4.

Charge system. Refer to "Charging" in Section 1B.

5.

Check system for leaks. Refer to "Leak Testing" in Section 1B.

Expansion Block/Orifice Tube|Locations > < A/C - Insufficient Cooling Diagnosis Table Updated|Page 8789