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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 481 (Power Seat System) >> Diagnostic Information and Procedures >> Lumbar Support Inoperative >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Lumbar Switch

  1. Ignition OFF, disconnect the harness connector at the lumbar switch.
  2. Test for infinite resistance between the B+ terminal G and each motor control terminal with the switch in the open position.
    • If not the specified value, replace the lumbar switch.
  3. Test for less than 2 ohm between the B+ terminal G and each motor control terminal with the switch in the closed position.
    • If greater than the specified range, replace the lumbar switch.
  4. Test for less than 2 ohm between the ground terminal E and each motor control terminal with the switch in the open position
    • If greater than the specified range, replace the lumbar switch.
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