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Home >> Cadillac >> 1993 >> Sixty Special >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Pcm/BCM >> Pcm Trouble Code Diagnosis >> Pcm Code E27 - Open Throttle Switch Circuit >> Test Conditions
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Test Conditions

PCM Codes E21, E22 and E24 not set. Vehicle in coast-down condition. Throttle switch open. Brakes applied. Throttle angle at 16.5 degrees or less. RPM greater than desired.

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