Engine Controls - DTC Code 42 Chart Updated
89buick08Bulletin 88-6E-28
Date May, '89
Ref. No. 88-281-6E
Corp. Ref. No. 916508
CODE 42:
SUBJECT: SERVICE MANUAL UPDATE - SECTION 6E - DRIVEABILITY AND EMISSIONS/REVISED CODE 42 CHART
MODELS AFFECTED: 1988 SKYLARKS EQUIPPED WITH 2.3L ENGINES (VIN CODE D)
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 on page 6E3-A-57 of the 1988 Buick Skylark Chassis Service Manual.