2000 Buick Regal GSFACTORY OEM SERVICE PROCEDURE

Symptom Tests: Notes

NOTE: Connector Test Adapter Kit (J 35616-A) must be used whenever a diagnostic procedure requires checking or probing a terminal to prevent damage to terminal. To locate and identify terminals, see WIRING DIAGRAMSΒ  .
SYMPTOM INDEX

Symptom Perform Test
All Windows Inoperative 1Β 
Left Front Window Inoperative 2Β 
Right Front, Left Rear Or Right Rear Window Inoperative 3Β 
Rear Window Inoperative (Grand Prix) 4Β 
Right Front Window Inoperative (Grand Prix) 5Β 
Lock-Out Function Inoperative 6Β 
Right Front, Left Rear & Right Rear Windows All Inoperative From Individual Switches 7Β 
Express Down Feature Inoperative (1)
(1) If only express down feature is inoperative, replace master switch assembly. See WINDOW SWITCHΒ  under REMOVAL & INSTALLATION. Recheck system operation.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.