T237 1980 LIGHT DUTY TRUCK RADIATOR IDENTIFICATION CHART V02 OPTION HEAVY DUTY RADIATOR WITH HD TRANSMISSION OIL COOLER THE V02 RADIATOR CODES AND USAGE ARE AS SHOWN BELOW THE V02 OPTION IS NOT AVAILABLE ON VEHICLES EOUIPPED WITH L6 SOME V8 S NOR ON P TRUCKS I AXLE RADIATOR RATIO RPO CODE VOI BI V02 ALL OT C60 V02 GM8 HC2 HE3 OT HE4 GT4 OS V C K20 350 LS9 BASE V02 HC8 HE4 GT4 OT 8500 LBS GT5 OS csc vm acs or less HE4 GT4 GT5 OS V 350 LT9 BASE V02 GT4 GT5 HC4 OT C60 BI V02 GT4 GT6 OT HC4 OS I CIKZMO ssc LI s ALL ALL n 8500 LB 400 LE4 use a v02 c rs r Ic4 n and cm v02 srs aca n L 454 LE8 use v02 I Ics IE4 cn GT5 HC4 C60 In V O2 HC8 HE4 GT4 GT5 HC4 OF NOTE BASE COOLING STANDARD COOLING FOR GIVEN VEHICLE WHEN NO A C OR OPTIONAL COOLING IS ORDERED C60 AIR CONDITIONING INCLUDES HEAVY DUTY COOLING V01 HEAVY DUTY RADIATOR V05 HEAVY DUTY A C COOLING WITHOUT THE A C OPTION KC4 OPTIONAL ENGINE OILICOOLING COOLER IN INLET TANK ON G VAN EXTERNAL COOLER ON C K EXCEPT LF9 WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 52A REV 1 84 27