GM Service Manual Online
For 1990-2009 cars only
Table 1: Digital Radio Receiver
Table 2: Radio

Digital Radio Receiver

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/Engine OFF/Radio ON

8-Digit GM Part Number

ID Information/Module Information

Numeric

Varies

Battery Voltage

Data

Volts

Varies

Day

ID Information/DSP Software Version ID

Numeric

Varies

Day

ID Information/XM Software Version ID

Numeric

Varies

Digital Radio Antenna

Data

Millivolts or Milliamps

Varies

Ignition Counter

Data

Numeric

Varies

Julian Date Of Build

ID Information/Module Information

Numeric

Varies

Month

ID Information/DSP Software Version ID

Numeric

Varies

Month

ID Information/XM Software Version ID

Numeric

Varies

Power Mode

Data

Alphanumeric

Run

Software Version

ID Information/DSP Software Version ID

Numeric

Varies

Software Version

ID Information/XM Software Version ID

Numeric

Varies

Year

ID Information/DSP Software Version ID

Numeric

Varies

Year

ID Information/XM Software Version ID

Numeric

Varies

Year Module Built

ID Information/Module Information

Numeric

Varies

Electronic Serial Number

ID Information/Electronic Serial Number

Alphanumeric

Varies

Radio

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

8-Digit GM Part Number

ID Information

Numeric

Varies

Balance

Data

Numeric

Varies

Bass

Data

Percent

Varies

Battery Voltage

Data

Volts

Varies

Cal. Module 1 Part No

ID Information

Numeric

Varies

Cal. Module 1 Suffix

ID Information

Alphanumeric

Varies

Fade

Data

Numeric

Varies

Ignition Since Current DTC

Data

Cycles

Varies

Midrange

Data

Percent

Varies

Operational S/W Part No

ID Information

Numeric

Varies

Operational S/W Suffix

ID Information

Alphanumeric

Varies

Signal Strength

Data

dB

Varies

Treble

Data

Percent

Varies

Volume

Data

Percent

Varies