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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 78 (Power Seat System) >> Diagnostic Information and Procedures >> Lumbar Support Inoperative >> Diagnostic Fault Information

Diagnostic Fault Information

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.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Seat Lumbar Switch B+ 1, 2 1, 2 1, 2 -
Lumbar Motor Forward Control 2 2 2 -
Lumbar Motor Rearward Control 2 2 2 -
Seat Lumbar Switch Ground - 2 - -
  1. Power Seats Inoperative
  2. Lumbar Support Inoperative
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