Scan Tool Data Definitions

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

8-Digit GM® Part Number: The scan tool displays an 8 digit numeric number. The part number of the module.
Amplifier: The scan tool displays Present or Not Present. The scan tool displays Present when the amp sense wire has been grounded to signal that an amplifier is present.
Amp Type: The scan tool displays Bose/Non-Bose, the type of amplifier installed in the vehicle.
Antenna Enable: The scan tool displays Active/Inactive.
Band Number: The scan tool displays AM/FM1/FM2. The current band that the radio is in.
Calibration ID: The scan tool displays 0-9999. The number designating what calibrations the module contains.
CD Changer: The scan tool displays Connected/Not Connected. The scan tool displays Connected when the radio receives Class 2 information from the CD changer.
Channel Number: The scan tool displays the channel the radio is tuned to.
Driver Number: The scan tool displays Driver 1-2. The memory position the driver has selected as received by Class 2 lines.
Fan Control: The scan tool displays the status of the fan.
Julian Date of Build: The scan tool displays 0-999. The day of the year that the module was built.
New VIN Counter: The scan tool displays 0-99. The number of times a new VIN number has been set in the radio.
Phone: The scan tool displays Present or Not Present. The scan tool displays Connected when the radio receives Class 2 information from the phone module.
Power Mode Config.: The scan tool displays the current power mode of the vehicle.
Preset Control: The scan tool displays Preset 1-6 when the radio is on a preset station, or Not A Preset when the radio is not on a preset station.
PROM ID: The scan tool displays 0-9999. The identification number of the modules internal PROM.
Signal Strength: The scan tool displays the strength of the received signal in dB.
Theft Armed: The scan tool displays Learned VIN/No VIN. The Scan tool displays Learned VIN when the theft mode has been turned ON by recognizing a valid VIN.
Theft Lock: The scan tool displays Locked/Unlocked. The scan tool displays Unlocked when the radio receives the correct VIN information from the PCM via Class 2.
Year Module Built: The scan tool displays a 1990- 2020, the production year the module was manufactured.