GM Service Manual Online
For 1990-2009 cars only
Table 1: Body Control Module (BCM)
Table 2: Powertrain Control Module (PCM) 3.4L
Table 3: Powertrain Control Module (PCM) 2.2L

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

Security Data

Invalid/Valid

Valid

Passlock Data Voltage

Security Data

Volts

3.80 Volts

Passlock Power

Security Data

Active/Inactive

Active

Security Lamp State

Security Data

On/Off

Off

System Type

Security Data

Theft System

Passlock II

Powertrain Control Module (PCM) 3.4L

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF

PCM/VCM in VTD Fail Enable

Engine Data 1

Yes/No

No

VTD Auto Learn Timer

Engine Data 1

Active/Inactive

Inactive

VTD Fuel Disable

Engine Data 1

Active/Inactive

Inactive

VTD Fuel Disable Until Ign. OFF

Engine Data 1

Yes/No

No

Powertrain Control Module (PCM) 2.2L

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