GM Service Manual Online
For 1990-2009 cars only
Table 1: Radio
Table 2: Digital Radio Receiver
Table 3: DVD

Radio

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/Engine OFF/Radio ON

8-Digit GM Part Number

ECU ID Information

Numeric

Varies

Antenna Module

Radio Data 1

Enabled/Disabled

Enabled

Auto Volume Control

Radio Data 2

On/Off

Off

Band Status

Radio Data 1

AM/FM1/FM2

FM1

Battery Voltage Signal

Radio Data 1

Volts

11.8 Volts

Calibration ID

ECU ID Information

Alphanumeric

Varies

Cassette Deck H/W Level

Cassette Information

Numeric

Varies

Cassette Inserted

Cassette Information

Yes/No

No

Cassette Deck S/W Level

Cassette Information

Numeric

Varies

Cassette Tape Side

Cassette Information

Top/Bottom

Top

CD Changer H/W Level

CD Information

Numeric

Varies

CD Changer S/W Level

CD Information

Numeric

Varies

CD Inserted

Radio Data 1

Yes/No

No

CD Selected -- ICDX

CD Information

None/Disc 1/Disc 2/Disc 3/Disc 4/Disc 5/Disc 6

None

Component Serial No. 13 - 16

ECU ID Information

Numeric

Varies

DRR

Radio Data 1

Present/Not Present

Present

ICDX

CD Information

Present/Not Present

Not Present

Ign. Cycles Since Last DTC

Radio Data 2

Numeric

Varies

Julian Date of Build

ECU ID Information

Numeric

Varies

Metal Tape Cassette

Cassette Information

Yes/No

No

Personalization Status

Radio Data 1

Unknown/Driver 1/Driver 2

Driver 1

Phone Signal

Radio Data 1

Present/Not Present

Present

Preset Status

Radio Data 1

Preset 1-6/Not a Preset

Not a Preset

PROM ID

ECU ID Information

Alphanumeric

Varies

Radio Signal Strength

Radio Data 1

dB

19 dB

RSE

Radio Data 1

Present/Not Present

Not Present

Source Status

Radio Data 1

Off/Cassette/ICDX/Tuner/DAB/SDAR/CD/DVD

Tuner

Theft Armed

Radio Data 1

Learned VIN/No VIN

Learned VIN

Theft Lock Status

Radio Data 1

Active/Inactive

Inactive

Total Cassette Hours

Cassette Information

Hours

Varies

Total CD Hours

CD Information

Hours

Varies

Total Radio Hours

Radio Data 1

Hours

Varies

Tuner Region

ECU ID Information

North America/Japan/ Australia/Saudi Europe/South America

North America

Volume Control

Radio Data 1

Counts

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

Alphanumeric

015A43FD

Battery Voltage

Data

Volts

12.2 Volts

Digital Radio Antenna

Data

mV

1400 mV

Electronic Serial Number

Electronic Serial Number

Alphanumeric

GVUB0082

Ignition Counter

Data

Numeric

98

Julian Date of Build

Module Information

Numeric

043

Power Mode

Data

Run/Crank/

Accessory/

RAP/Off Awake

Run

Year Module Built

Module Information

Numeric

2002

DVD

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/Engine OFF/DVD Playing

Audio Compression Status

DVD Data

On/Off

On

Band Button

DVD Data

Press/Release

Release

DVD Remote Button Status

DVD Data

None/Power/Display/Left Arrow/Volume Up

None

Left Volume Down Button

DVD Data

Press/Release

Release

Left Volume Up Button

DVD Data

Press/Release

Release

Media Status

DVD Data

No Disc/CD/DVD Video/DVD Audio/Video CD

CD

Play/Pause Button

DVD Data

Press/Release

Release

Power Button

DVD Data

Press/Release

Release

Preset Button

DVD Data

Press/Release

Release

Rear Speakers Relay Command

DVD Data

Speakers On/Speakers Off

Speakers Off

Right Volume Down Button

DVD Data

Press/Release

Release

Right Volume Up Button

DVD Data

Press/Release

Release

RSA Source Status

DVD Data

DVD/AM/FM1/FM2/XM1/XM2/CD/Cassette

FM1

Seek Down Button

DVD Data

Press/Release

Release

Seek Up Button

DVD Data

Press/Release

Release

Source Button

DVD Data

Press/Release

Release

Stop/Eject Button

DVD Data

Press/Release

Release

Theft Lock

DVD Data

Active/Inactive

Active

Video Signal

DVD Data

Present/Not Present

Present

VIN Learned

DVD Data

Yes/No

Yes