37
ECM TUNER
Introduction
Updating
Physical
Installation
Installing the
Tune
Uninstalling
the Tune
Operating the
HDGT
More
Information
14. Verify that the correct vehicle type is selected and press
Yes to continue (top right button).
‣ If the vehicle type is not
correct, restart and select the
correct vehicle by cycling the
key position and choosing
Change Vehicle/Engine from
the Main Menu.
15. Read the disclaimer and press the top right button to
Agree and continue.
‣ If you Disagree, press the
top left button; this will end
the tune installation.
‣ This is the last point at
which you can safely exit
the tune installation.
16. Conrm that the key is in the RUN
(or ON) position.
17. Press Continue (top right button).
18. Conrm that you have disconnected
the trailer wire and removed the ABS/
brake fuses.
19. Press Continue (top right button).
20. Once the ECM Tuner
shows that Phase 1 is
complete, begin Phase 2.
Go Back
YES
CAUTION
Please verify vehicle type.
Installing on a:
CATERPILLAR
If this is correct press YES to continue
If not, restart and select the correct
vehicle.
DISCLAIMER
Go Back
agree
disagree
Are you the owner of this
vehicle, have you read the
disclaimer, and do you agree
to all of its terms and conditions?
This is the nal opportunity to
exit the download procedure by
pressing disagree.
Continue
DOWNLOADING
GT status: UNLOCKED
Phase 1:
1 Connect GT to vehicle.
2 Turn ignition key to ON
Do not Start the Engine!
3 Press Continue after
Key in in the ON position.
Go Back
Continue
CAUTION
During the download process
disconnect trailer electrical
and remove ABS/brake fuses.
Press Continue when
ready to proceed.
DOWNLOADING
Phase 1 Complete!
Truck Data Acquired.
Please Disconnect the GT from
Truck and proceed to Phase 2:
Phase 2:
Connect GT to PC and use the
Heavy Duty Update Agent
to load the latest les.
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