A A LIGHT TRUCK A MODEL REFERENCE A I 1991 ELECTRONIC FUEL INJECTION EFI 4 THROTTLE BODY INJECTED N 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 V VIN 11 A 1 PRODUCTION DIV CODE USAGE COL NO 17091034 CT LM1 4 3Z 1 17091035 CT LM1 4 3B A 2 V 19911 ELECTRONIC FUEL INJECTION EFI THROTTLE BODY INJECTED SEE MODEL REFERENCE FOR APPLICATION GROUP DESCRIPTION GTY 1 2 3 4 O 5 3 725 THROTTLE BODY INJECTION PRODUCTION 1 17091034 17091035 3 724 GASKET KIT 1 17112486 17 112486 4 A 3 729 BODY KIT THROTTLE 1 17112527 17112530 3 820 CONTROL KIT IDLE AIR VALVE 1 17111460 17111460 3 724 FASTENER ASSORT KIT 1 17112405 17112405 1 3 774 FILTER GASKET KIT FUEL METER 1 17112408 17112408 I 3 774 FUEL INJECTOR KIT 1 17112521 17112400 T 3 774 FUEL INJECTOR KIT REMAN 1 17112522 17112401 3 724 FUEL INLET OUTLET KIT NUT WASHER 1 17111462 17111462 3 734 FUEL METER BODY KIT 1 17112407 17112407 3 725 FUEL METER BODY KIT SERVICE 1 17112525 A 3 734 FUEL METER KIT INJECTORS PRESSURE REG INCL 1 17112398 3 734 FUEL METER KIT TWO INJECTORS PRESSURE REG INCL 1 17112520 3 734 FUEL PRESS REG COVER KIT 1 17112399 17112399 3 764 SENSOR KIT THROTTLE POSITION 1 17112404 17112404 A 3 725 THROTTLE BODY INJECTOR KIT 1 17112528 A 1991 ADDITIONAL ATTACHING PARTS DIV GROUP MODEL USAGE NOUN NAME DESCRIPTION OTY PART CT 3 726 LM1 4 3B Z GASKET T B I 01 10129563 l t t 1991 GENERAL MOTORS SERV1CE PARTS 0PERAT ONS LTTRUCK 52M i U 3 725 s so 1 91