GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Door Module/Passenger Door Module
Table 2: Body Control Module

Driver Door Module/Passenger Door Module

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF/Vehicle in PARK/All doors closed

Base Software P/N

Module Info.

Decimal

16XXX

Base Software Suffix

Module Info.

ASCII

XX

Battery 1 (Low Current)

Data

Volts

12.8

Battery 2 (High Current)

Data

Volts

12.8

Calibration P/N

Module Info.

Decimal

16XXX

Calibration Suffix

Module Info.

ASCII

16XXX

Door Ajar Switch

Inputs

On,Off

Off

Door Lock Motor

Outputs

Idle, Lock, Unlock

Idle

Door Lock Switch

Outputs

Idle, Lock, Unlock

Idle

Left Front Window Status

Inputs

Idle, Up, Down, Express Down

Idle

Left Rear Window Status

Inputs

Idle, Up, Down

Idle

Memory Switch

Inputs

Idle, Exit, Memory 1, Memory 2

Idle

Mirror 5 Volt Reference

Outputs

On,Off

On

Mirror Heater

Outputs

Inactive, Active

Inactive

Mirror Horizontal Position

Data

Volts

Varies

Mirror Motor

Outputs

Idle, Left, Right, Up, Down

Idle

Mirror Select Switch

Inputs

Neutral, Left, Right

Neutral

Mirror Switch Horizontal

Inputs

Idle, Left, Right

Idle

Mirror Switch Vertical

Inputs

Idle, Up, Down

Idle

Mirror Vertical Position

Data

Volts

Varies

Program Software P/N

Module Info.

Decimal

16XXX

Program Software Suffix

Module Info.

ASCII

XX

Right Front Window Status

Inputs

Idle, Up, Down, Express Down

Idle

Right Rear Window Status

Inputs

Idle, Up, Down

Idle

Window Lockout

Inputs

On,Off

Idle

Window Lockout LED

Outputs

On,Off

Off

Window Motor Current

Data

mA

0

Window Motor Output

Outputs

Idle, Up, Down, Express Down

Idle

Body Control Module

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF/Vehicle in PARK/All doors closed

Left Rear Door Ajar Sw.

Inputs

On/Off

Off

Right Rear Door Ajar Sw.

Inputs

On/Off

Off

Rear Doors Unlock

Outputs

Yes/No

No

Rear Doors Lock

Outputs

Yes/No

No

Right Rear Window Up

Outputs

Idle/Up/Down

Idle

Right Rear Window Down

Outputs

Idle/Up/Down

Idle

Left Rear Window Up

Outputs

Idle/Up/Down

Idle

Left Rear Window Down

Outputs

Idle/Up/Down

Idle