SMU Revision - Control Module Systems DTC 44 Chart (51-65-73)

WARNING: This page is about the C3500 HD 6.5 F, Automatic, which is a different variant/trim than selected.

Publication date: 1995-12-01
Reference number: 51-65-73

SMU REVISION - CONTROL MODULE SYSTEMS DTC 44 CHART

TECHNICAL SERVICE BULLETIN

Reference Number(s): 51-65-73, Date of Issue: December, 1995

SECTION 3 - CONTROL MODULE SYSTEMS REVISED DTC 44 CHART

Model(s): 1994-95 Chevrolet and GMC Truck C/K, G Models

Section: 6E - Engine Fuel & Emission

Bulletin No.: 51-65-73

Date: December, 1995

VEHICLES AFFECTED

1994-95 Chevrolet and GMC truck C/K, G models with 6.5L diesel engine, (VINs S, P - RPOs L56, and L49).

SERVICE INFORMATION

This bulletin is being issued to advise technicians of a chart revision to the DTC 44 EGR PULSE WIDTH ERROR.

Technicians are instructed to use the revised chart for future diagnosis. See Fig 1 . This information replaces information found in Section 3, Control Module Systems of the following Service Manuals:

1994 Driveability, Emissions and Electrical Diagnosis C/K and G Truck Manual - page 3-83.

1995 Driveablilty, Emissions and Electrical Diagnosis C/K and G Truck Manual - Page 3-83.

Fig 1: DTC 44 - EGR Pulse Width Error Chart