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Engine Controls - Revised Diagnostics Code 53, EGR

Bulletin 85-6E-11

Date May '85

Ref. No.. 85-243-6E
SUBJECT: REVISED EGR VACUUM CONTROL DIAGNOSTIC CHART

MODELS AFFECTED: 1985 MODELS EQUIPPED WITH 3.0L AND 3.8L CARBURETED ENGINES (VIN CODES E AND A)

DRIVEABILITY AND EMISSIONS - CARBURETED:




The chart on the reverse side updates the EGR Vacuum Control Diagnostic Chart for Code 53 on Page 6E1-85 of the 1985 Buick Chassis Service Manual. Please make a note of this change in your copy of the service manual.
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