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.
Electronically Erasable Programmable Read Only Memory (EEPROM) Programming
2000 Buick Century CustomSECTION Electronically Erasable Programmable Read Only Memory (EEPROM) Programming
- EEPROM must also be programmed if replacing Powertrain Control Module (PCM) or changing Transaxle Control (TC) calibrations. If EEPROM is not programmed, a Diagnostic Trouble Code (DTC) will be set in the PCM.
- Ensure battery is fully charged. Ensure cable is properly connected on Data Link Connector (DLC). Perform EEPROM programming using the Service Stall System (SSS) equipment manufacturer's instructions and latest software applicable for the vehicle model.CAUTION: PCM may be damaged if programming procedure is interrupted during the downloading procedure. Ensure cable for scan tool is securely connected to SSS equipment and power supply for SSS is securely connected to power supply before proceeding.
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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.