26
ECM TUNER
Introduction Updating
Physical
Installation
Installing the
Tune
Uninstalling
the Tune
Operating the
HDGT
More
Information
4. Read the disclaimer on the welcome screen.
‣ If you have already updated, press Continue (top
right button).
‣ If not, disconnect and update.
5. If it is the rst time the ECM Tuner has been connected
to a vehicle, you may need to select an engine type.
‣ If you are not prompted to select a vehicle, skip to
step 10.
a. Highlight the correct vehicle type
(right buttons).
b. SELECT the highlighted option
(bottom left button).
6. Double-check and conrm that you have selected the
correct vehicle type.
‣ If it is not correct, you
can choose NO (bottom
right button) or Go
Back (top left button) to
change to the correct
vehicle type.
‣ Press YES (top right
button) to continue.
Continue
Insert the included SD card and
visit www.bullydogbigrig.com
If you have not yet updated
your device using the
Heavy Duty Update Agent,
please do so before continuing.
WELCOME TO THE GAUGE TUNER
VEHICLES
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