GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2007 🢒 H2 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Scan Tool Data List
Table 1: Vehicle Communication Interface Module
Table 2: Radio
Table 3: Rear Seat Audio (RSA) Controller
Table 4: Digital Radio Receiver
Table 5: Navigation Radio

Vehicle Communication Interface Module

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON with Engine OFF

8-Digit GM Part Number

Module 2

8 Digits

93807890

Component Serial Number 13-16

Module 1

4 Digits

0007

Date

GPS Data

Date

DD/MM/YY

Electronic Serial Number

Module 2

11 Digits

16832516749

GPS Signal

GPS Data

Yes/No

Yes

Julian Date of Build

Module 1

3 Digits

067

Module ID

Module 2

Alpha-numeric

Generation 6

Signal Strength

Signal Strength

0-100

68

Signal Type

Signal Strength

Analog/Digital

Digital

Software ID

Module 1

3 Digits

146

Time

GPS Data

Time

HH:MM:SS

Transceiver ID

Signal Strength

2-5 Digits

Varies

VCI Module Station ID

Module 2

10 Digits

0002086783

Year Module Built

Module 1

4 Digits

2001

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

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

Varies

Varies

Fade

Data

Value

-50 to +50

Ignition Since Current DTC

Data

Cycles

0-225

Midrange

Data

Percent

0-100%

Operational S/W Part No.

ID Information

Numeric

Varies

Operational S/W Suffix

ID Information

Varies

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

CD Changer Disc Number

Data

Varies

1

CD Changer Track Number

Data

Varies

1

Ignition Since Current DTC

Data

Cycles

0-225

Single CD Disc Number

Data

Varies

1

Digital Radio Receiver

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, 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

Digital Radio Antenna

Data

Millivolts or Milliamps

Varies

Ignition Counter

Data

Numeric

Varies

Power Mode

Data

Alphanumeric

Run

Radio ID

ID Information/Module Information

Numeric

Varies

Navigation Radio

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

Numeric

Varies

Calibration ID

ID Information

Numeric

Varies

Julian Date of Build

ID Information

Numeric

Varies

New VIN Counter

Data Display

Numeric

0

PROM ID

ID Information

Numeric

Varies

Signal Strength

Data Display

dB

51 dB

Year Module Built

ID Information

Numeric

Varies