GMC Tech 2, User Manual

Page: 98 / 301

SECTION VIIC SERVICE PROGRAMMING SYSTEM
2005 Tech 2 User’s Guide VII - 48
4. At the Model Year(s) screen ( Figure VIIC-16 ), highlight the appropriate year, then select Enter.
5. At the Vehicle Type(s) screen ( Figure VIIC-17 ), highlight the vehicle type, then select Enter.
6. At the Vehicle Identification screen ( Figure VIIC-18 ), highlight the vehicle type, then select Enter.
Note: Some vehicle builds may have additional option screens.
7. Figure VIIC-19 shows a Tech 2 procedure screen. Follow the on-screen instructions. Failure to do this
may result in programming errors. After following on-screen instructions, press the Continue softkey.
8. The Existing ECU Data screen ( Figure VIIC-20 ) displays a VIN and software calibration number(s). It
also asks if the VIN is correct. Select either Yes or No using the Tech 2 keys. In this example, Yes is
selected.
Note: If No is selected, follow all on-screen instructions. After going to the PC, continue with step 10.
9. Figure VIIC-21 shows another Tech 2 Existing ECU Data information screen. Follow the on-screen
instructions: Turn off the ignition. Disconnect the Tech 2 from the vehicle and connect it to the PC.
Figure VIIC-18
Vehicle Identification option screen
Figure VIIC-16
Model Year(s) screen
Figure VIIC-17
Vehicle Type(s) screen
Figure VIIC-21
Instructions on ECU Data screen
Figure VIIC-19
Tech 2 SPS procedure screen
Figure VIIC-20
Existing ECU Data screen
Tech 2 SPS Screens and Functionality continued on next page...
RETURN TO MAIN MENU