GM Service Manual Online
For 1990-2009 cars only

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition On, Engine Off, All Doors Closed

Battery Voltage Signal

Data

Volts

9.6-13.6 V

PSDM Configuration

Data

Right/Left/Invalid

Left

LF Door Lock Switch

Data

Lock/Unlock/Idle/Invalid

Idle

LF Key Cylinder Lock Switch

Data

Lock/Unlock/Idle/Invalid

Idle

Liftgate Open Switch

Data

Active/Inactive

Inactive

LR Door Open Switch

Data

Closed/Open

Close

PSD Detent Switch

Data

Active/Inactive

Inactive

PSD Front Control Switch

Data

Active/Inactive

Inactive

PSD Latch Solenoid Command

Data

Active/Inactive

Inactive

PSD Motor Clutch Command

Data

Active/Inactive

Inactive

PSD Motor Command

Data

Idle/Open/Close

Idle

PSD Open/Close Position Learned

Data

Yes/No

Yes

PSD Position Sensor 1

Data

Counts

Varies

PSD Position Sensor 2

Data

Counts

Varies

PSD Rear Control Switch

Data

Active/Inactive

Inactive

PSD System Enable Switch

Data

On/Off

On

RF Door Lock Switch

Data

Active/Inactive

Inactive

RF Door Open Switch

Data

Closed/Open

Close

RF Door Unlock Switch

Data

Active/Inactive

Inactive

RF Key Cylinder Lock Switch

Data

Lock/Unlock/Idle/Invalid

Idle

RR Door Open Switch

Data

Closed/Open

Close

Vehicle in Park

Data

Yes/No

Yes