AutoZone Product & HowTo Info | | choke pulloff

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    1999 Buick Park Avenue Ultra 3.8L SFI SC OHV 6cyl

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    Choke Pulloff

    Choke Pulloff Operation:

    Mounted on the carburetor, this vacuum-operated device opens the choke to a specified position when the engine is cold to prevent over-choking and flooding. This results in improved driveablity and lower vehicle emissions. A second choke pulloff pulls the choke plate completely open when the engine has reached normal operating temperature can sometimes be found on the carburetor.

    How To Instructions:

    Inspect - Check for obvious problems.
    Test - Give it an in-depth diagnosis.
    Replace - Out with the old, in with the new.

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