1997 Oldsmobile RegencyFACTORY OEM SERVICE PROCEDURE

Express Down Does Not Operate

NOTE: Improper operation of express down function may occur if excessive effort is necessary to move window up and down. This may be caused by an improperly wound window regulator spring or worn or misadjusted regulator.

Check for open in Dark Blue wire between master switch and express down module (located in center of left front door). Repair wire if necessary. If wire is okay, check for poor connections at express down module connector Brown wire or Dark Blue wire terminals. If connections are okay, replace express down module.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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