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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 24 (Door Lock Systems & Door Handles) >> Diagnostic Information and Procedures >> Power Door Lock Key Cylinder Switches Inoperative >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the driver door lock.
  2. Test for infinite resistance between the signal terminal 9 and the ground terminal 8 with the switch in the Idle position.
    • If not the specified value, replace the driver door lock.
  3. Test for infinite resistance between the signal terminal 4 and the ground terminal 8 with the switch in the Idle position.
    • If not the specified value, replace the driver door lock.
  4. Test for less than 2.0 ohms between the signal terminal 9 and the ground terminal 8 with the switch in the Unlock position.
    • If greater than the specified range, replace the driver door lock.
  5. Test for less than 2.0 ohms between the signal terminal 4 and the ground terminal 8 with the switch in the Lock position.
    • If greater than the specified range, replace the driver door lock.
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