1985 ELECTRONIC FUEL INJECTION EFI T HROTTLEE BODY INJECTED FOLLOW PROCEDURE OUTLINED BELOW TO DETERMINE CARBURETOR AND OR PART NUMBER 1 DETERMINE VEHICLE MODEL CHECK VIN DIVISIONAL CODE 2 DETERMINE ENGINE AND CARBURETOR TYPE 3 PART NUMBER CAN BE DETERMINED BY CROSS REFERENCING CORRESPONDING COLUMN NUMBER WITH SAME COLUMN NUMBER ON CHARTS VIN PRODUCTION DIV CODE USAGE COL NO 17085056 1 B G 4 3Z 1 17085062 1 4 X 2 5R 2 GROUP DESCRIPTION QTY 1 2 3 4 5 3 725 THROTTLE BODY INJECTION PRODUCTION 1 17085056 17085062 3 724 GASKET KIT 1 17111156 17068990 3 725 THROTTLE BODY INJECTION SERVICE 1 17111155 17111717 3 729 BODY KIT THROTTLE 1 17111160 17110763 3 820 CONTROL KIT IDLE AIR VALVE 1 17111460 17111460 3 724 FASTENER ASSORT KIT 1 17078261 17078276 3 774 FILTER GASKET KIT FUEL METER 1 17079671 17079670 3 774 FUEL INJECTOR KIT 1 17111159 17066993 3 774 FUEL INJECTOR KIT REMAN 1 17111542 17111544 3 724 FUEL INLET OUTLET KIT NUT WASHER 1 17111163 17078275 3 734 FUEL METER BODY KIT 1 17078262 17078222 3 734 FUEL METER COVER KIT 1 17076969 3 734 FUEL METER KIT ONE INJ PRESSURE REG INCL 1 17111157 17068992 3 734 FUEL PRESS REG COVER KIT 1 17111876 3 440 SENSOR KIT THROTTLE POSITION 1 17111162 17078274 ADDITIONAL ATTACHING PARTS DIV GROUP MODEL USAGE NOUN NAME DESCRIPTION OTY PART 1 4 3 737 X 2 8X W FED BRACKET CARB BOWL VENT SOL 01 14073443 1 3 726 B G 4 3Z GASKET TBI 01 14081271 1 4 3 755 X 2 8X HARNESS CARB VAC BREAK Ol 14062214 1 4 3 755 X 2 8X HARNESS CARB VAC THROT 01 14072015 1 4 3 755 X 2 8X Z W A I R HARNESS CARB VAC THROT 01 10044900 1 7 3 726 B G 231A EXPORT CANADA HEATER CARB AIR TO INT MANIF O1 25526373 1 4 3 726 X 2 8X INSULATOR CARB HEAT 01 14059380 12 3 726 B G 305H INSULATOR CARB HTR O1 10069984 1 3 726 G 305G 7 INSULATOR 0ARB HTR 01 10069984 12 3 726 T INSULATOR EFE HEATER 01 14032308 1 4 3 726 X 2 5R INSULATOR THROTTLE BODY UNIT TO INT FOA 01 10140578 1 3 750 X 2 8X W GAGES RELAY CHOKE HTR CONT O1 14089568 1 4 3 750 X 2 8X SWITCH CHOKE HTR 01 25036553 1 5 3 750 G 305G H SWITCH CHOKE HTH 1 800 O1 10002798 25526373 NOTE 2ND DES C 3 0E USED W 20 BOLT OIL PAN TO ENG ATTACH 1991 GENERAL MOTORS SERVICE PAFITS OPERAT ONS CHEVROLET 17W T T 6 91 3 123 3 725