GM Service Manual Online
For 1990-2009 cars only

BCM Scan Tool Data List

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Battery Voltage

Data

Volts

12.5

GM Part Number

ID information

8 digits

xxxxxxxx

Julian Date of Build

ID Information

3 digits

xxx

Year Module Built

ID information

4 digits

xxxx

Driver Door Ajar Sw.

Inputs

On/Off

Off

Ignition 0

Inputs

On/Off

On

Ignition 1

Inputs

On/Off

On

Ignition Accessory

Inputs

Active/Inactive

Active

Key in Ignition

Inputs

Yes/No

Yes

Passenger Door Ajar Sw.

Inputs

On/Off

Off