Lucerne V6-3.8L (2007)
Cruise Control: Symptom Related Diagnostic Procedures
Cruise Control Switch Indicator Always On
Cruise Control Switch Indicator Always On
Diagnostic Aids
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Repair any brake system related DTCs before performing this diagnostic.
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If a BCM has been replaced, the brake pedal position (BPP) sensor must be calibrated. Refer to Brake Pedal Position Sensor Calibration.
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For an intermittent condition, refer to Testing for Intermittent Conditions and Poor Connections in Diagnostic Aids. See: Testing and
Inspection/Component Tests and General Diagnostics
Test
Step 1 - Step 7
