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Home >> Buick >> 1997 >> Park Avenue Base >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window System >> System Testing >> Lock-Out Switch Inoperative

Lock-Out Switch Inoperative

  1. If power window system check was performed, go to next step. If power window diagnostic system check was not performed, go to see SYSTEM CHECK .
  2. With ignition off. Install scan tool. Turn ignition switch to RUN position. Attempt to display driver door module information with scan tool. If scan tool displays DDM part number, record part number, go to next step. If scan tool display does not show DDM part number, go to step 7).
  3. Select DDM inputs display on scan tool. Press LOCKOUT window switch in both directions. If scan tool display shows both LOCK and UNLOCK selections, go to next step. If scan tool display does not show both UP and DOWN selections, go to step 5).
  4. Select DDM Outputs display on scan tool. Display driver window output. Press LOCKOUT window switch in both directions. If scan tool display shows both LOCK and UNLOCK commands, go to step 6). If scan tool display does not show both UP and DOWN commands, go to step 7).
  5. Repair switch or open in Yellow, Pink or Light Blue wire(s) between rear door power door lock switch and driver door module. Recheck system operation.
  6. Repair affected door module. Recheck system operation.
  7. Replace driver door module. Recheck system operation.
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