LIGHT TRUCK MODEL REFERENCE 1991 ELECTRONIC FUEL INJECTION EFI THROTTLE BODY INJECTED wi 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 17091034 CT G1 2 3 4 3Z 1 17091045 CT G3 7 4N 2 17091060 CT G1 2 5 0H 3 17091061 CT G1 2 3 5 7K W A T MD8 4 17091062 CT G3 5 7K W A T MT1 5 1991 ELECTRONIC FUEL INJECTION EFI THROTTLE BODY INJECTED SEE MODEL REFERENCE FOR APPLICATION GROUP DESCRIPTION QTY 1 2 3 4 5 3 725 THROTTLE BODY INJECTION PRODUCTION 1 17091034 17091045 17091060 17091061 17091062 3 724 GASKET KIT 1 17112486 17076161 17112486 17112486 17112486 3 729 BODY KIT THROTTLE 1 17112527 17112563 17112538 17112541 17112544 3 820 CONTROL KIT IDLE AIR VALVE 1 17111460 17111788 17111460 17111460 17111460 3 724 FASTENER ASSORT KIT 1 17112405 17112564 17112405 17112405 17112405 3 774 FILTER GASKET KIT FUEL METER 1 17112408 17112408 17112408 17112408 17112408 3 774 FUEL INJECTOR KIT 1 17112521 17112560 17112400 17112493 17112493 3 774 FUEL INJECTOR KIT REMAN 1 17112522 17112561 17112401 17112494 17112494 3 724 FUEL INLET OUTLET KIT NUT WASHER 1 17111462 17111789 17111462 17111462 17111462 3 734 FUEL METER BODY KIT 1 17112407 17112566 17112407 17112407 17112407 3 725 FUEL METER BODY KIT SERVICE 1 17112525 17112557 17112534 17112539 17112542 3 734 FUEL METER KIT INJEOTORS PRESSURE REG INCL 1 17112559 17112398 17112492 17112492 3 734 FUEL METER KIT TWO INJECTORS PRESSURE REG INCL 1 17112520 3 734 FUEL PRESS REG COVER KIT 1 17112399 17112399 17112399 17112399 17112399 3 764 SENSOR KIT THROTTLE POSITION 1 17112404 17112404 17112404 17112404 17112404 1991 ADDITIONAL ATTACHING PARTS DIV GROUP MODEL USAGE NOUN NAME DESCRIPTION OTY PART CT 3 726 G1 2 3 4 3Z GASKET T B I O1 10129563 CT 3 726 G3 7 4N GASKET T B I 10129545 T t 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52G 3 725 3 as 1 91