8 Digit GM Part Number: The scan tool displays an 8-digit alphanumeric number. This is part number of the module.

8-Digit GM Part Number: This displays the part number for the vehicle communication interface mode (VCIM).

Antenna Signal: The scan tool displays 0-300. The signal from the antenna is measured in dBuV.

Band Number: The scan tool displays AM/FM/FM1. This is the current band setting.

Calibration ID: The scan tool displays 0-9999. This number designates what calibrations the radio contains.

Cassette Cut Tape: The scan tool displays 0-999. This is the number of cut tape errors the radio has recorded.

Cassette Load/Unload Errors: The scan tool displays 0-999. This is the number of cassette loading and unloading errors the radio has recorded.

Cassette Tight Tape: The scan tool displays 0-999. This is the number of cassette tight tape errors the radio has recorded.

CD Focus Errors: The scan tool displays 0-999. This is the number of CD focus errors the radio has recorded.

CD Load/Unload Errors: The scan tool displays 0-999. This is the number of CD loading and unloading errors the radio has recorded.

CD Tracking Errors: The scan tool displays 0-999. This is the number of CD tracking errors the radio has recorded.

Component Serial Number 13-16: This is the third partition of the serial number.

Date: This is the date as synchronized with global positioning system (GPS) satellites.

Digital Radio Antenna: The scan tool displays millivolts. This parameter indicates the amount of current being used by the digital radio antenna by measuring the voltage drop across an internal resistor. Typical value is 1200-1800 mV.

Driver Number: The scan tool displays 1-2. This is the memory position the driver has selected as received by Class 2 lines.

Electronic Serial Number: This is the electronic serial number stored in the VCIM which is used by the OnStar® Call Center.

Julian Date of Build: The scan tool displays 0-999. This is the month and year that the module was built.

Julian Date of Build: This displays the day of the year the VCIM was built.

GPS Signal: This displays the status of a received GPS signal.

Module ID: This displays the version of OnStar® which the vehicle is equipped with.

PROM ID: The scan tool displays 0-9999. This is the identification number of the radios internal PROM.

Preset Control: The scan tool displays a preset number 1-6. This is the preset number when the radio is on a preset station.

Signal Strength: This displays a calculated value for cellular reception signal strength. A higher number indicates a stronger signal.

Signal Type: This displays whether the Generation 6 OnStar® VCIM is currently operating in a digital or analog market.

Software ID: This displays the 3-digit number of the software version used on the OnStar® VCIM.

Theft Armed: The scan tool displays Yes/No/Learned VIN Number. The scan tool displays Yes when the theft mode has been turned ON by recognizing a valid VIN #.

Theft Lock: The scan tool displays Yes/No. The scan tool displays Yes when the radio receives the incorrect VIN number from the PCM across Class 2 lines.

Time: This displays the time as synchronized with GPS Satellites.

Total Cassette Hours: The scan tool displays 0-999 hrs. This is the total number of hours the cassette player has been used.

Total CD Hours: The scan tool displays 0-999 hrs. This is the total number of hours the CD player has been used.

Total Radio Hours: The scan tool displays 0-999 hrs. This is the total number of hours the radio has been used.

Transceiver ID: This displays the ID number of the cellular tower that the OnStar® VCIM is using for cellular signal.

VCI Module Station ID: This is the station identification number stored in the VCIM which is used by the OnStar® Call Center.

Year Module Built: The scan tool displays a 1990-2020. This is the production year the module was manufactured.

Year Module Build: This displays the year the VCIM was built.