Astro Van M V6-262 4.3L VIN Z (1994)
Knock Sensor: Technical Service Bulletins
Knock Sensor Circuit - DTC 43 Chart Revision
File In Section: 6E Engine Fuel & Emission
Bulletin No.: 51-65-19
Date: April, 1995
Subject:
Section 3A - Control Module System (PCM) Driveability and Emissions - Revised DTC 43 Knock Sensor (KS) Circuit (Dual Knock Sensors)
Models:
1994 Chevrolet and GMC Truck S/T; M/L, C/K Models with 4.3L Engine (VINs W, Z - RPOs L35, LB4)