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Charging Inoperative

WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the X1 connector at the X91 Mobile Telephone Connector.
  2. Ignition OFF, test for less than 5 Ω between the low reference circuit terminal 1 X1 and ground.
    • If greater than the specified range, test the low reference circuit for an open/high resistance. If the circuit tests normal, replace the K82 Mobile Telephone Control Module.
  3. Ignition ON, test for greater than 11 V between the 12 V reference circuit terminal 3 X1 and ground.
    • If less than the specified range, test the 12 V reference circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace the K82 Mobile Telephone Control Module.
  4. If all circuits test normal, replace the X91 Mobile Telephone Connector.
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