GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON with engine OFF

8 Digit GM Part Number

Module Information

Numeric - 8 Digits

XXXXXXXX

Calibration ID

Module Information

Numeric - 4 Digits

XXXX

Ignition Cycles Since last

Radio Information

Numeric

Varies

Julian Date of Build

Module Information

Numeric - 3 Digits

XXX

New VIN Counter

Radio Configuration

Numeric

Varies

Point of Sale

System Configuration

--

Varies

PROM ID for Audio

Module Information

Alphanumeric

Varies

PROM ID for Navigation

Module Information

Alphanumeric

Varies

Region Code

System Configuration

--

North America

Signal Strength for TV

Radio Information

dB

Varies

Total CD Hours

Radio Information

Hours

Varies

Total Radio Hours

Radio Information

Hours

Varies

Year Module Built

Module Information

Numeric - 4 Digit Year

2001