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.
NAFTA TBM Programming
THIS PROCEDURE IS REQUIRED WHEN REPLACING THE TELEMATICS BOX MODULE (TBM):
- Connect the diagnostic scan tool to the vehicle.
- Navigate to the "Miscellaneous Functions " menu and select the TBM.
- Launch the "ECU Replacement " procedure and follow the on-screen prompted instructions.
After removing or replacing the battery and connecting the TBM to the vehicle Controller Area Network (CAN), connect the diagnosis scan tool to the Data Link Connector (DLC), navigate to the MISCELLANEOUS FUNCTIONS menu and then select the TBM. Select and launch the BACKUP BATTERY REPLACEMENT procedure and follow the on-screen instructions displayed by the diagnosis scan tool.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.