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Cooling - Manual Update #2 Coolant Fan Control


9224buick02

Bulletin
89-6E-20

Date
Sept., '89

Ref. No.
89-210-6E

Corp. Ref. No.
916520


SUBJECT:
SERVICE MANUAL UPDATE - SECTION 6E3-C12 - DRIVEABILITY AND EMISSIONS/# 2 COOLANT FAN CONTROL


MODELS AFFECTED:
1989 CENTURY WITH 3.3L ENGINE (VIN N) WITH V08 OPTION


This bulletin is to update the Circuit Description of the V08 heavy duty fan option (Fan # 2) in Section "6E3-C12", "Driveability And Emissions" of the 1989 Service Manual for Centurys equipped with a 3300 (VIN N) engine.

Fan # 2 (heavy duty) is controlled by coolant temperature only. It is calibrated to turn "ON" when the coolant temperature reaches approximately 106C (223F) and "OFF" at approximately 102C (216F).