Engine Controls - Revised Code 42 (EST) Chart

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SUBJECT SERVICE MANUAL UPDATE - SECTION 6E -
DRIVEABILITY AND EMISSIONS (REVISED CODE 42 CHART)

MODELS/YEARS 1988 2.3L (VIN D) CUTLASS CALAIS
NUMBER: 88-T-131

CORP. REF. NO: 916508

DATE: March 1989

SECTION: 6E

CODE 42:

The Code 42 Diagnostic Chart is revised to clarify the correct procedure for measuring resistance at the ECM connector.

This Chart replaces the Code 42 Chart found in Section 6E3, "Driveability and Emissions", page 6E3-A-57, in the Firenza and Cutlass Calais Service Manual for the 1988 (VIN D) "N" engine applications.