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Home >> Cadillac >> 1995 >> DeVille Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.9L >> Pcm Code Charts >> Code P066, Cruise Control Engine Rpm Too High >> Action
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Code P066, Cruise Control Engine Rpm Too High: Action

PCM disengages cruise control.

Fig 1: Code P066 Schematic, Cruise Control Engine RPM Too High
G94F33246Courtesy of GENERAL MOTORS CORP.
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