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Home >> Cadillac >> 2010 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Cruise Control System) >> Diagnostic Information and Procedures >> Cruise Control Switch Indicator Inoperative >> Circuit/System Testing
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Circuit/System Testing

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  1. Ignition OFF, disconnect the cruise control switch assembly.
  2. Connect a fused jumper between the voltage signal circuit and the low reference circuit.
  3. Ignition ON, observe the Cruise On/Off Switch parameter.
    • If the Cruise On/Off Switch parameter displays ON, replace the cruise control switch assembly.
    • If the Cruise On/Off Switch parameter displays Off, test the voltage signal circuit and the low reference circuit for an open, or for a high resistance.
    • If all circuits test normal, replace the BCM.
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