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Control Module Systems - Manual Revision

FILE IN SECTION: 6E Engine Fuel & Emission

BULLETIN NO.: 51-65-28

DATE: May, 1995

SUBJECT:
Section 3 - Driveability and Emissions - Control Module Systems - Revised DTC 34 Flow Chart

MODELS:
1994-95 Chevrolet and GMC Truck C/K, G, P3 Models
with 6.5L Diesel Engine (VINs F, P, S - RPOs L65, L49, L56)




DTC 34 Diagnostic Chart was updated to better diagnosis timing errors due to a "skewed" crankshaft position sensor.

This information replaces the information found in Section 3, under DTC 34, Diagnostic Flow Chart.