For 1990-2009 cars

PARAMETER | DISPLAY | DESCRIPTION
--- | --- | ---
8 Digit GM Part Number | xxxxxxxx | SDM production or service part number.
Calibration ID | xxxx | The SDM's calibration identification number.
Component Serial Number | xxxx | The SDM's serial number.
Current DTC | Bxxxx or Uxxxx | The letter B or U, followed by the number of each diagnostic trouble code (DTC) set this ignition cycle.
Driver Resistance | xx.xx Ohms | Driver deployment loop resistance value measured by SDM.
Drvier Side Belt Status | Buckled/ Unbuckled | Current status of driver's seat belt switch.
History DTC | Bxxxx or Uxxxx | The letter B or U, followed by the number of each diagnostic trouble code (DTC) stored in SDM memory.
Ignition Voltage | xx.xx Volts | Voltage detected by the SDM through circuits 39 (ignition) and 850 (ground).
Julian Date of Build | xxx | Day of the year SDM was built, 0-365.
PROM ID | xxxx | Programmable read only memory identification number.
Year Module Built | xxxx | Year SDM was built.