GM Service Manual Online
For 1990-2009 cars only

Radio/Integrated Radio Control (IRC)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/Engine OFF/Radio ON

8-Digit GM Part Number

Module Information

Numeric

Varies

AM Pass A Stop Level

Radio Information

Numeric

100

AM Pass B Stop Level

Radio Information

Numeric

81

Auto Volume Control

System Configuration

On/Off

On

Band Number

Radio Information

AM/FM1/FM2

FM1

Calibration ID

Module Information

Alphanumeric

Varies

Cal. Module 1 Part No.

Module Information

Alphanumeric

Varies

Cal. Module 1 Suffix

Module Information

Alphanumeric

Varies

Clock

System Configuration

12 Hr/24 Hr

12 Hr

Driver Number

System Configuration

Driver 1/Driver 2

Driver 1 (Driver 2 if the memory 2 button has been activated)

DSP Selected

System Configuration

Talk/Front Seat/Ambience/Spacious

Spacious

FM Pass A Stop Level

Radio Information

Numeric

100

FM Pass B Stop Level

Radio Information

Numeric

68

Ign. Cycles Since Last

Radio Information

Numeric

Varies

Julian Date of Build

Module Information

Numeric

Varies

Language

System Configuration

Alphanumeric

English

Navigation Software Version

Module Information

Alphanumeric

Varies

New VIN Counter

System Configuration

Numeric

Varies

Operational S/W Part No.

Module Information

Alphanumeric

Varies

Operational S/W Suffix

Module Information

Alphanumeric

Varies

Point of Sale

System Configuration

Alphanumeric

US

Power Mode Config.

System Configuration

Alphanumeric

Seville

Preset Settings

Radio Information

Home/Away

Home

Radio Audio Software Version

Module Information

Alphanumeric

Varies

Region Code

System Configuration

Alphanumeric

North America

Signal Strength

Radio Information

Numeric

19

Source Selected

System Configuration

Alphanumeric

Tuner

Theft Lock Status

System Configuration

Active/Inactive

Inactive

Total CD/MD Hours

CD Information

Hours

Varies

Total Radio Hours

Radio Information

Hours

Varies

Year Module Built

Module Information

Numeric

Varies

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

Module Information

Numeric

Varies

Battery Voltage

Data

Volts

Varies

Component Serial Number

Module Information

Numeric

Varies

Digital Radio Antenna

Data

Millivolts or Milliamps

Varies

Ignition Counter

Data

Numeric

Varies

Power Mode

Data

Alphanumeric

Run

Radio ID

Module Information

Numeric

Varies