GMC Workshop Service and Repair Manuals

Refrigerant: Capacity Specifications

REFRIGERANT CAPACITY

Refrigerant R-134a, with C60 ..................................................................................................................................................................... 2.0 lb (0.91 kg)
Refrigerant R-134a, Four Door Utility with C69 .....................................................................................................................................  2.75 lb (1.25 kg)
Refrigerant R-134a, Suburban with C69 ...................................................................................................................................................  3.5 lb (1.59 kg)

NOTE:  C60 = Front Air Conditioning. C69 = Rear Air Conditioning