GM Service Manual Online
For 1990-2009 cars only
Table 1: Audio Amplifier (1st Design)
Table 2: Digital Radio Receiver
Table 3: Radio
Table 4: Rear Seat Audio (RSA) Controller

Audio Amplifier (1st Design)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

Balance

Data

Value

-50 to +50

Bass

Data

Percent

0-100%

Battery Voltage

Data

Volts

0-18V

Chime Volume

Data

Percent

0-100%

Fade

Data

Value

-50 to +50

Ignition Since Current DTC

Data

Cycles

0-225

Treble

Data

Percent

0-100%

Volume

Data

Percent

0-100%

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

Component Serial Number

ID Information/Module Information

Numeric

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

Month

ID Information/DSP Software Version ID

Numeric

Varies

Month

ID Information/XM Software Version ID

Numeric

Varies

Power Mode

Data

Alphanumeric

Run

Radio ID

ID Information/Module Information

Numeric

Varies

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

Radio

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

Balance

Data

Value

-50 to +50

Bass

Data

Percent

0-100%

Battery Voltage

Data

Volts

0-18V

Cal. Module 1 Part No

ID Information

numeric

varies

Cal. Module 1 Suffix

ID Information

alphanumeric

varies

Fade

Data

Value

-50 to +50

Ignition Since Current DTC

Data

Cycles

0-225

Midrange

Data

Percent

0-100%

New VIN Counter

Data

numeric

varies

Operational S/W Part No

ID Information

numeric

varies

Operational S/W Suffix

ID Information

alphanumeric

varies

Signal Strength

Data

dB

0-225

Treble

Data

Percent

0-100%

Volume

Data

Percent

0-100%

Rear Seat Audio (RSA) Controller

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

Battery Voltage

Data

Volts

0-18V

Ignition Since Current DTC

Data

Cycles

0- 225