Borrego 4WD V6-3.8L (2009)
^ DO NOT start the engine during ECU upgrade.
^ DO NOT turn the ignition key "OFF" or interrupt the power supply during ECU upgrade.
^ When the ECU upgrade is completed, turn the ignition key "OFF" and wait 20 seconds before starting the engine.
^ ONLY use approved ECU upgrade software designated for the correct model, year and engine size. Failure to do so may create other driveability
issues due to the use of the incorrect ECM/PCM calibration.
ROM ID INFORMATION TABLES
To verify the vehicle is affected, be sure to check the Calibration Identification of the vehicle's PCM's ROM ID and reference the Information Table as
necessary.
1. Connect the power supply cable to the GDS tool.
NOTICE
If attempting to perform the ECU upgrade with the power supply cable disconnected from the GDS tool, be sure to check that the GDS tool is fully
charged before ECU upgrade. If the GDS tool is not fully charged, failure to perform the ECU upgrade may occur. Therefore, it is strongly
recommended that the power supply connector be connected to the GDS tool.
2. Connect the USB cable between the VCI and the GDS tool.
NOTICE
When preforming the ECU upgrade using the GDS tool, wireless communication between the VCI and GDS tool is not available. Therefore, be sure to
connect the USB cable between the VCI and the GDS tool.
3. Connect the Main 16-pin DLC cable (GHDM - 241000) to the VCI.
4. Connect the Main 16-pin DLC cable (GHDM - 241000) to the OBD-II connector, located under the driver's side of the instrument panel.
5. With the ignition key ON, turn ON the VCI and GDS tool. Access the GDS vehicle identification number (VIN) screen and configure the vehicle
using the VIN AUTO DETECT Function.
6. Once back at the GDS Main Screen, select ECM upgrade from the bottom right-hand corner. Next select Auto Mode, Engine. Perform the ECM
upgrade in accordance with normal GDS tool ECM upgrade procedures.
