C Yukon 2WD V8-5.7L VIN R (1999)
Refrigerant Oil: Capacity Specifications
POLYALKALINE GLYCOL (PAG) REFRIGERANT OIL SYSTEM CAPACITY
Front Air Conditioning RPO C60 ............................................................................................................................................... 8.0 fl. oz. (240 ml)
Front & Rear Air Conditioning RPO C69 .................................................................................................................................. 11 fl. oz. (330 ml)