Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBUICK1998REGAL 25TH ANNIVERSARY EDITIONREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSKEYLESS ENTRY SYSTEM - REMOTEPROGRAMMING PROCEDURESREMOTE UNLOCK CONTROL CUSTOMIZATIONWITH SCAN TOOL
1998 Buick Regal 25th Anniversary Edition
With Scan tool
1998 Buick Regal 25th Anniversary EditionSECTION With Scan tool
- Connect scan tool to DLC.
- Turn ignition to RUN position. At APPLICATION MENU, select "F5" (PERSONALIZATION).
- At PERSONALIZATION MAIN menu, select "F0" (SET OPTIONS).
- At SET OPTIONS MAIN menu select "F2" (VERIFY UNLOCK MODE).
- After reading SETTING OPTIONS screen, select "Done".
- At SET OPTIONS screen use up and down arrow buttons to select desired option
- Select "Activate Options" then select "Save Options".
- Press "Exit" repeatedly until "Application Menu" is viewed.
- Disconnect scan tool from DLC. Verify system operation.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.