GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Battery power is the only requirement for Module Information, Inputs and Lock Outputs. Key ON required for window outputs.

PROM ID

Module Information 1

4 Digit Number

XXXX

Calibration ID

Module Information 1

4 Digit Number

XXXX

Julian Date of Build

Module Information 1

3 Digit Number

XXX

Year Module Built

Module Information 1

4 Digit Number

XXXX

8 Digit GM Part Number

Module Information 2

8 Digit Number

XXXXXXXX

Component Serial #

Module Information 2

Number

9 - 11th digit

Component Serial #

Module Information 2

Number

12th digit

Component Serial #

Module Information 2

Number

13 - 16th digit

Component Serial #

Module Information 2

Number

17 - 18th digit

Batt. Voltage

Data

Volts

xx.xx Volts

Lt. Vertical Mirror Pos.

Data

Volts

0.25-4.75 Volts

Lt. Horiz. Mirror Pos.

Data

Volts

0.25-4.75 Volts

Rt. Vertical Mirror Pos.

Data

Volts

0.25-4.75 Volts

Rt. Horiz. Mirror Pos.

Data

Volts

0.25-4.75 Volts

Driver Door Lock Sw.

Inputs

State

Idle/Lock/Unlock

Driver LF Window Sw.

Inputs

State

Idle/Up/ Down/Express Dwn.

Driver RF Window Sw.

Inputs

State

Idle/Up/ Down/Express Dwn.

Driver RR Window Sw.

Inputs

State

Idle/Up/Down

Driver LR Window Sw.

Inputs

State

Idle/Up/Down

Driver Door Ajar Sw.

Inputs

State

On/Off

Driver Door Lockout Sw.

Inputs

State

Unlock/Lock

Driver Mirror Switches

Inputs

State

Idle/Up/Down /Right/Left

Driver Mirror Selectors

Inputs

State

Driver/Off/ Passenger

Driver Door Cylinder Sw.

Inputs

State

Idle/Lock/Unlock

Driver Dome/Buzzer Sw.

Inputs

State

On/Off

Pass. Door Lock Sw.

Inputs

State

Idle/Lock/Unlock

Pass. Door Window Sw.

Inputs

State

Idle/Up/Down/ Express Dwn.

Pass. Door Ajar Sw.

Inputs

State

Off/On

Pass. Door Cylinder Sw.

Inputs

State

Idle/Lock/Unlock

Pass. Dome/Buzzer Sw.

Inputs

State

On/Off

Lt. Rear Door Window Sw.

Inputs

State

Idle/Up/Down

Lt. Rear Door Ajar Sw.

Inputs

State

Idle/Lock/Unlock

Lt. Rear Dome/Buzzer Sw.

Inputs

State

On/Off

Rt. Rear Door Window Sw.

Inputs

State

Idle/Up/Down

Rt. Rear Door Ajar Sw.

Inputs

State

Idle/Lock/Unlock

Rt. Rear Dome/Buzzer Sw.

Inputs

State

On/Off

Driver Door Lock Output

Outputs - Key OFF

State

Idle/Lock/Unlock

Pass.Door Lock Output

Outputs - Key OFF

State

Idle/Lock/Unlock

LR Door Lock Output

Outputs - Key OFF

State

Idle/Lock/Unlock

RR Door Lock Output

Outputs - Key OFF

State

Idle/Lock/Unlock

Driver Door Window Output

Outputs - Key ON

State

Idle/Up/Down

Pass. Door Window Output

Outputs - Key ON

State

Idle/Up/Down

LR Door Window Output

Outputs - Key ON

State

Idle/Up/Down

RR Door Window Output

Outputs - Key ON

State

Idle/Up/Down

Driver Mirror

Special Functions

Command

Up/Down/ Left/Right

Passenger Mirror

Special Functions

Command

Up/Down/ Left/Right

Heated Mirror

Special Functions

Command

On/Off

Driver Door Lock

Special Functions

Command

Lock/Unlock

Pass. Door Lock

Special Functions

Command

Lock/Unlock

LR Door Lock

Special Functions

Command

Lock/Unlock

RR Door Lock

Special Functions

Command

Lock/Unlock

Driver Door Win.

Special Functions

Command

Idle/Up/Down

Pass. Door Win.

Special Functions

Command

Idle/Up/Down

LR Door Win.

Special Functions

Command

Idle/Up/Down

RR Door Win.

Special Functions

Command

Idle/Up/Down