1979 LIGHT DUTY TRUCK RADIATOR rz3s IDENTIFICATION cum voz HEAVY mm mumsmxssxou 011 cocmsx ommu sucms Am mmxnwoa cons MODEL K10 20 30 XT XT with base XF xmwieh csc G10 ca sr G20 SL SL with base oowien C60 VOS sctwitn 1 c4 RD with KC4 and ceo vos G300 05 06 SL with base SL with base ac with z c4 ncwiuu 1 c4 and C60 VO5 oowien csc vos matwitn x c4 and can vos SL with base RD with base nc w1t1 x c4 V02 is not available on vehicles equipped with L6 engines and some V8 combinations as shown above NOTE Base Cooling Standard cooling for given vehicle when no A C or optional cooling is ordered C60 Air Conditioning includes heavy duty cooling V0l Heavy Duty Cooling VO5 Heavy Duty A C Cooling Without A C Option KC4 Optional Engine Oil Cooling cooler in inlet V radiator tank E ERAL MOTORS SERVICE PARY5 OPER gOMS LT TRUCK 52A