Knowledge Base Home BDX Tuner Troubleshooting My Vehicle Doesn't Start After Tuning with a Bully Dog BDX Tuner. What Should I Do?

    My Vehicle Doesn't Start After Tuning with a Bully Dog BDX Tuner. What Should I Do?

    February 4th, 2021

    Why does my vehicle not start after tuning it with my Bully Dog BDX Tuner?

    What Should I do if my Vehicle Doesn't Start After Tuning? 

    What should I do if it doesn't start after returning to stock?


    1. Try returning your vehicle to stock if you haven't done so already, then attempt to start the vehicle. 
      1. Did your vehicle start while at stock? If so, great! 
      2. If not, let's connect the device to your vehicle to read Vehicle Info. We are looking to see if the device communicates with the vehicle or not. 

    If the issue remains and the device does not communicate with the vehicle, Give us a call with the device, the vehicle, and access to a Windows PC to further troubleshoot with one of our Technical Support Agents.



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