Programming Using Scan Tool Pass - Through Connection
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Connect the scan tool to vehicle and power it up.
- Connect the computer station to the scan tool.
- Select "PC Using Scan Tool Connection" from the programming menu on the computer station.
- Follow the menu select items for reprogramming and provide information about the type of device you are programming and whether you are reprogramming or replacing the electronic control unit (ECU).
- Select "vehicle" from the selection menu.
- Select the module you wish to program.
- Select "Normal" for Programming Type.
- Select the applicable software calibrations.
- Transfer data file to the scan tool.