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Home >> Cadillac >> 1995 >> Seville STS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.6L >> Pcm Code Charts >> Code P068, Cruise Control Servo Position Out Of Range >> Action
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Code P068, Cruise Control Servo Position Out Of Range: Action

PCM disables cruise control for entire ignition cycle.

NOTE: Test numbers refer to numbers on diagnostic chart.
  1. Checks if PCM override PS07 can fully retract cruise control servo.
  2. Checks if PCM override PS07 is able to fully relax cruise control servo.
  3. Checks to see if problem is due to binding or a short to voltage on circuit No. 403 is keeping cruise control servo from fully relaxing.
Fig 1: Code P068 Schematic, Cruise Control Servo Position Out Of Range
G94C33011Courtesy of GENERAL MOTORS CORP.
Fig 2: Code P068 Diagnostic Flow Chart, Cruise Control Servo Position Out Of Range
G94A33019Courtesy of GENERAL MOTORS CORP.
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