Scan Tool Data Definitions

WARNING: This page is about a different car, the 2003 Buick Park Avenue. However, it is still accessible from the selected car via links, so may be relevant.

8-Digit GM Part Number: Display indicates the part number of the Module.

Battery Voltage: Display indicates the battery voltage input, 0-30 volts is the operating range.

Calibration ID: Display indicates the 4-digit calibration ID of the module.

Component Serial #8-11: Digits 8-11 of the component serial number of the control module.

Component Serial #13: Digit 13 of the component serial number of the control module.

Component Serial #17: Digit 17 of the component serial number of the control module.

Crank: Display indicates On when the Crank Voltage circuit of the module receives a battery voltage signal from the ignition switch.

Ignition 0: Display indicates On when the Off/Run/Crank Voltage circuit of the module receives a battery voltage signal from the ignition switch.

Ignition 1: Display indicates On when the Ignition 1 Voltage circuit of the module receives a battery voltage signal from the ignition switch.

Ignition Voltage: Display indicates the ignition voltage input, 0-30 volts is the operating range.

Julian Date of Build: The scan tool displays year and day. The first digit indicates the last digit of the year that the module was built. The remaining 3 digits indicate the day of the year that the module was built.

Key In Ignition: The scan tool displays Yes/No. The scan tool displays Yes when the key is in the ignition and the BCM receives a signal from the ignition switch.

PROM ID: Display indicates the 4-digit PROM ID of the module.