Engine Controls - New DTC 32 & EGR System Check Charts
File In Section: 6E - Engine Fuel & EmissionBulletin No.: 71-65-68
Date: February, 1998
SERVICE MANUAL UPDATE
Subject:
Section 3A and 9B-Engine Controls Revised DTC 32 and EGR System Check Charts
Models:
1994-95 Chevrolet and GMC S Models with 2.2L Engine
(VIN 4 - RPO LN2)
This bulletin revises the DTC 32 chart and the EGR System Check chart for the following Service Manuals:
^ 1994 NATP - 9444, Pages 3A-99 and 9B-4
^ 1995 GMT/95-S/T-2, Pages 3A-99 and 9B-5
Refer to the revised charts for DTC 32 chart Exhaust Gas Recirculation (EGR) Error 2.2L (VIN 4) and EGR System Check With Negative Backpressure EGR Valve.
The updates incorporate new corrections and improved diagnostic procedures.
Please update your Service Manual with these revisions.