Contacting technical support, Usb mode – Bully Dog 40415 gauge GT Gas tuner User Manual
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ContACtInG teChnICAl suPPoRt
Technical Support is open Monday-Friday, 8 a.m. – 5 p.m., Mountain Standard Time.
The phone number to contact technical support is (940)783-9915.
You should have all of the following items available when contacting technical support:
• Your GT tuner
• Your vehicle
• A computer with internet access
usb MoDe
When you connect your GT to your computer via a USB cable, it enters USB Mode.
In order to use the Update Agent, keep the GT in USB Mode.
If you want to use your computer to power the GT and allow you to access some of the GT’s functions when it is not connected to your
vehicle, you can Abort USB Mode. In order to Abort USB Mode, press the second key from the top on the left side, as shown in the picture
below: