GM: Electra/Park Avenue/Ninety-Eight 1990-1993

Idle Speed And Mixture Adjustments

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All engines' idle speed and mixture is electronically controlled by the computerized fuel injection system. Adjustment are neither necessary nor possible. All threaded throttle stop adjusters are factory set and capped to discourage any tampering; in some areas, tampering is illegal. In most cases, proper diagnosis and parts replacement will straighten out any problems concerning this subject.

All engines' idle speed and mixture is electronically controlled by the computerized fuel injection system. Adjustment are neither necessary nor possible. All threaded throttle stop adjusters are factory set and capped to discourage any tampering; in some areas, tampering is illegal. In most cases, proper diagnosis and parts replacement will straighten out any problems concerning this subject.



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Fig. Fig. 1 no caption

 
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