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Home › Buick › 1992 › Century Custom, 4D Sedan, 2.5 R › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes - 2.5L TBI › Pcm/BCM Code Charts › Code 35, IAC Idle Speed Error, Using Tech I › Throttle Body

Throttle Body

Remove IAC, and inspect bore for evidence of IAC valve dragging.

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