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

Battery 1 (Low Current)

Data

Volts

12.8

Battery 2 (High Current)

Data

Volts

12.8

Boot S/W Part No.

Module Info.

Decimal

15XXXXXX

Boot S/W Suffix

Module Info.

ASCII

15XXXXXX

Cal. Module 1 Part No.

Module Info.

Decimal

15XXXXXX

Cal. Module 1 Part No.

Module Info.

ASCII

15XXXXXX

Cal. Module 2 Part No.

Module Info.

Decimal

15XXXXXX

Cal. Module 2 Part No.

Module Info.

ASCII

15XXXXXX

Door Ajar Switch

Inputs

On, Off

Off

Door Key Unlock

Inputs

Inactive/Active

Inactive

Door Lock Motor

Outputs

Idle, Lock, Unlock

Idle

Door Lock Switch

Outputs

Idle, Lock, Unlock

Idle

Driver LF Window Switch

Inputs

Idle, Up, Down, Express Down

Idle

Driver RF Window Switch

Inputs

Idle, Up, Down, Express Down

Idle

LR Window Switch

Inputs

Idle, Up, Down

Idle

Memory Switch

Inputs

Idle, Both, Memory 1, Memory 2

Idle

Mirror 5 Volt Reference

Outputs

On, Off

5 Volts

Mirror Fold Motor Current

Data

mA

0

Mirror Folding Operation

Outputs

Idle, Extend, Retract

Idle

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/Fold, Left, Right

Neutral

Mirror Switch

Inputs

Off, Up, Down, Left. Right, Extend, Retract

Off

Mirror Vertical Position

Data

Volts

Varies

Operational S/W Part No.

Module Information

Decimal

15XXXXXX

Operational S/W Suffix

Module Information

ASCII

XX

Psgr RF Window Switch

Inputs

Idle/Up/Down/Express Down

Idle

Right Rear Window Status

Inputs

Idle, Up, Down

Idle

Window Lockout Switch

Inputs

Inactive/Active

Inactive

Window Lockout LED

Outputs

On, Off

Off

Window Motor Current

Data

mA

0

Window Motor Output

Outputs

Idle, Up, 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

Battery Voltage

Data

Volts

Varies

Door Lock Switch

Inputs

Inactive/Active

Inactive

Door Unlock Switch

Inputs

Inactive/Active

Inactive

Key in Ignition

Inputs

Yes/No

Yes

Left Rear Door Ajar Sw.

Inputs

On/Off

Off

Right Rear Door Ajar Sw.

Inputs

On/Off

Off

Rear Door Lock Relay

Outputs

On/Off

Off

Rear Door Unlock

Outputs

On/Off

Off

Right Rear Window Up Relay

Outputs

Inactive/Active

Inactive

Right Rear Window Down Relay

Outputs

Inactive/Active

Inactive

Left Rear Window Up Relay

Outputs

Inactive/Active

Inactive

Left Rear Window Down Relay

Outputs

Inactive/Active

Inactive