GM Service Manual Online
For 1990-2009 cars only
Table 1: Body Control Module (BCM)
Table 2: Powertrain Control Module (PCM)

Body Control Module (BCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF

Auto Learn Timer Status

Security Data

Seconds

0 Seconds

Lockout Timer Status

Security Data

Seconds

0 Seconds

Passlock Data Voltage

Security Data

Volts

3.80 Volts

Passlock Power Feedback

Security Data

Active/Inactive

Active

Passlock Power Output

Security Data

On/Off

On

Security Lamp Status

Security Data

On/Off

Off

Security LED

Security Data

On/Off

Off

Seed and Key Timer Status

Security Data

Seconds

0 Seconds

Powertrain Control Module (PCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF

VTD Auto. Learn Timer

Engine Data 3

Active/Inactive

Inactive

VTD Fuel Disable

Engine Data 3

Active/Inactive

Inactive