42
ECM TUNER
Introduction Updating
Physical
Installation
Installing the
Tune
Uninstalling
the Tune
Operating the
HDGT
More
Information
6. The ECM Tuner will display the Phase 3 initiation
screen.
7. Press the top right button to Continue.
8. The ECM Tuner will provide a list of available engine
tunes. Select the tune you prefer:
‣ Stock: Original factory power levels.
‣ Economy: 6-12% improvement in fuel mileage (with
good driving habits).
‣ Power/Economy: 6-12% improvements in fuel
mileage (with good driving habits) plus
approximately 18% gain in engine power output.
Continue
GT status: UNLOCKED
Phase 3:
GT is Ready to
Download to Truck
...Press Continue...
DOWNLOADING
SELECT TUNE
Stock
Economy
Economy with Power
UP
DOWN
SELECT
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