GMC Tech 2 User Manual page 93

SECTION VIIC
2.10 A Calibration Selection screen will appear showing the calibration file history for the vehicle or
controller being serviced. The screen displays a description for each calibration file. Select the
appropriate file based on these descriptions.
• Vehicles with PCMs will display a screen similar to the one shown in
single "tab" that summarizes all calibration files for the vehicle.
• Vehicles with VCMs will display a screen similar to the one shown in
multiple "tabs" — one for each distinct calibration file contained in the VCM. For these vehicles,
you must make a selection within each tab. Otherwise, the system will display the message like
the one shown in
unchecked box on the "System" tab.)
The following icons appear on the calibration selection screen:
• A circle with a slash ( ) indicates a file that is not selectable.
• An open box ( ) indicates a file that is selectable.
• A box with a check mark ( ) indicates a valid file/option that has been selected.
• If service bulletins are listed along with the calibration files, the bulletins should be referred to
before service programming is performed.
Then select Next.
Figure VIIC-6
PCM calibration file selection
Figure VIIC-7
VCM calibration file selection
Figure VIIC-8
Incomplete calibration selection message
Performing Remote SPS, Step 2, continued on next page...
Figure VIIC-8 indicating that not all selections have been made. (Notice the
RETURN TO MAIN MENU
SERVICE PROGRAMMING SYSTEM
Figure VIIC-6. It contains a
Figure VIIC-7. It contains
2005 Tech 2 User's Guide VII - 43