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 MANUALSBUICK2005LESABRE LIMITED, 4T65E/M15REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTMEMORY MODULESPERSONALIZATION SYSTEMSDESCRIPTION AND OPERATIONDRIVER PERSONALIZATIONPROGRAMMING FEATURES ON VEHICLES WITHOUT DICENTER PROGRAMMING
2005 Buick LeSabre Limited, 4T65E/M15
Enter Programming
2005 Buick LeSabre Limited, 4T65E/M15SECTION Enter Programming
Perform the following actions in order to enter programming:
- Turn the ignition to RUN.
- Place the vehicle in PARK.
- Close all of the doors.
- Depress and hold the driver side power door lock switch during the entire personalization programming session. The doors will lock to confirm program mode.
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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.