- Bully Dog Gt Tuner Diesel Manual
- Bully Dog Gt Tuner Manual
- Bully Dog Gt Tuner Manual
- Bully Dog Gt Tuner Instructions
- Reset Bully Dog Gt Tuner
- Bully Dog Gt Tuner Download
- How To Turn On Bully Dog Gt Tuner
GT
Knowledge Base Home Bully Dog Performance Tuners and Monitors Gauge GT Tuner. Gauge GT Tuner We're a new category, with lots of useful information. Troubleshooting & FAQ's for Gauge GT Tuner. User Manuals and How To's for GT Gauge Tuner. Can’t find what you’re looking for? Our Technical Support team is here for you.
DIESEL
27
uPDAtInG youR Gt
(DETAILED STEPS FOR APPLE)
1. Return your vehicle to stock. See pages 38-40 for detailed instructions on this process.
2. Connect your Micro SD card to your computer.
• Connect the Micro SD card using a card reader.
OR
• Connect the GT with the Micro SD card installed by using a USB cable. Do not use the HDMI cable to update the GT.
3. Format your Micro SD card to the FAT file system.
4. Go to the Bully Dog website and click on the link for Update Agent.
• There are two locations for this link:
• Under Quick Links, on the lower right side of the home page
• Under Download, in the black toolbar on the upper right side of the home page.
5. At the bottom of the page, under the heading for MACINTOSH USERS ONLY, click the link for GT Diesel. This will allow you to
download the zipped file labeled GTDFiles.zip.
6. Find where your computer saved the file (it will most likely be in your Downloads folder).
7. Extract all the files in the GTDFiles.zip file.
8. Copy the contents of the extracted file directly onto your SD card.
9. Install the Micro SD card in your GT unit.
10. Connect your GT unit to your vehicle.
11. Choose the Update GT Software option from the Main Menu.
• If the Update GT Software option is not available:
- Choose Update GT Firmware.
Bully Dog Gt Tuner Diesel Manual
OR
- Scroll to the top of the Main Menu and choose Change Vehicle, then choose your vehicle from the list.
12. Confirm that you want the GT to load the file.
13. Let the GT finish loading the file and rebooting – be sure not to disconnect it or interrupt power in any other way during this

part of the process.
The GT has now been updated!
GT
DIESEL
2
About the Gt
Preview of Basic Installation Steps
1. Update the GT.
this step is very important!!!
See page 20 for more information.
2. Physically install the GT. See page 28 for more information.
3. Install the tune to your vehicle. See page 32 for more information.
Bully Dog Gt Tuner Manual
IMPoRtAnt note: You MUST uninstall your Bully Dog engine tune before taking your vehicle in for ANY type of service. There are also other important times to
uninstall the tune. Please see page 38 for more information.
See pages 4-6 for a complete list and description of the items included with your GT.
California Emissions Regulations
Due to emissions regulations in California we offer a 50 state legal product that is legal for use in California. The 50 state legal GT Diesel is
part number 40425. If your vehicle is registered in the state of California you must use our 50 state legal GT Diesel on your vehicle. The 49
state legal GT Diesel, part number 40420, is not legal for use on vehicles that are emissions regulated and registered in the state of Cali-
fornia. Installing a 49 state legal GT diesel on a vehicle registered in California can result in certain state penalties imposed by the state of
California. The executive order (EO) is issued by the California ARB to signify that our vehicle tunes have been emissions tested and are legal
for on road use. To discover Bully Dog applications that have an EO number, visit our website at
www.bullydog.com/carb_info.php.
If your
vehicle has received an EO number the EO label should be in this package. If there is no EO label for you vehicle application and it has been
indicated as legal then please contact Bully Dog Tech Support. See page 49 for more information about contacting technical support.
Tuning Information
The results we have provided are typical – variations do occur between vehicles. Some vehicles do not have the extreme power level
setting available or On-The-Fly horsepower adjustability.
SETTING
PEAK
HORSEPOWER
PEAK
TORQUE
Extreme
Up to 120+
Up to 250+
Performance
Bully Dog Gt Tuner Manual
75+
125+
Tow/Economy
50+
Bully Dog Gt Tuner Instructions
100+
Stock Power
Reset Bully Dog Gt Tuner
Stock
Bully Dog Gt Tuner Download
Stock