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 & EQUIPMENTCOMMUNICATION DEVICESCOMPUTER/INTEGRATING SYSTEMSREPAIR INSTRUCTIONSBODY CONTROL MODULE (BCM) PROGRAMMING/RPO CONFIGURATION (RIM)PROCEDURE TO CALIBRATE A REAR INTEGRATION MODULE (RIM)
2005 Buick LeSabre Limited, 4T65E/M15
Procedure to Calibrate a Rear Integration Module (RIM)
2005 Buick LeSabre Limited, 4T65E/M15SECTION Procedure to Calibrate a Rear Integration Module (RIM)
After replacement of the RIM, perform the following procedure to recalibrate the automatic level control.
- Ensure the scan tool has been updated with the latest software version.
- Connect a scan tool to the data link connector (DLC).
- Turn ON the ignition, with the engine OFF.
- Under the Chassis Main Menu, select Rear Integration Module.
- Under the Rear Integration Module Main Menu, select Recalibration.
- Follow the scan tool on screen instructions to recalibrate the automatic level control.
- Perform the vehicle personalization settings. Refer to Personalization Description and Operation in Personalization.
IMPORTANT:
After programming, perform the following to avoid future misdiagnosis:
- Turn the ignition OFF for 10 seconds.
- Connect the scan tool to the data link connector.
- Turn the ignition ON with the engine OFF.
- Use the scan tool in order to retrieve history DTCs from all modules.
- Clear all history DTCs.
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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.