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

8 Digit GM Part Number

Module Information 2

Numeric

Varies

Battery Voltage

Data

Volts

12V

Calibration ID

Module Information 1

Numeric

Varies

Component Serial # 8-11

Module Information 2

Numeric

Varies

Component Serial # 12

Module Information 2

Numeric

Varies

Component Serial # 13-1

Module Information 2

Numeric

Varies

Component Serial # 17-1

Module Information 2

Numeric

Varies

Delay Acc. Bus Output

Outputs

On/Off

On

Door Jamb Switch

Inputs

On/Off

Off

Door Key Cyl. Unlock Sw.

Inputs

On/Off

Off

Door Lock Output

Outputs

On/Off

Off

Door Lock Switch

Inputs

Idle/Lock/Unlock

Idle

Driver Door Ajar Sw.

Inputs

On/Off

Off

Driver Door Jamb Sw.

Inputs

On/Off

Off

Driver Unlock Output

Outputs

On/Off

Off

D. R. L. Output

Outputs

On/Off

On

Exterior Lamp Output

Outputs

On/Off

On

Front Fog Lamp Relay

Outputs

On/Off

Off

Fuel Door Rel. Output

Outputs

On/Off

Off

Fuel Level

Data

Gallons

Varies

High Beam Output

Outputs

On/Off

Off

Horn Output

Outputs

On/Off

Off

Ignition Counter

Data

Numeric

Varies

Ignition Switch

Inputs

Accessory, Off/Lock, Off/Unlock, Run, Crank

Run

Inadvertent. Power Output

Outputs

On/Off

On

Interior Lamp Output

Outputs

On/Off

Off

Julian Date of Build

Module Information 1

Numeric

Varies

Low Beam Output

Outputs

On/Off

Off

Low Power Output

Outputs

On/Off

Off

Park Lamp Relay Output

Outputs

On/Off

Off

Park Relay Output

Outputs

On/Off

On

Passenger Door Ajar Sw.

Inputs

On/Off

Off

Passenger Unlock Output

Outputs

On/Off

Off

PROM ID

Module Information 1

Numeric

Varies

Real Time Clock Hours

Real Time Clock

Hours

Varies

Real Time Clock Minutes

Real Time Clock

Minutes

Varies

Real Time Clock Seconds

Real Time Clock

Seconds

Varies

Rear Fog Output

Outputs

On/Off

On

Rear Defog Output

Outputs

On/Off

Off

Reverse Relay Output

Outputs

On/Off

Off

Theft Deterrent

Inputs

Armed, Arm Delay, Armed Initiate, Disarm, Off, Ready

Off

Trunk Ajar Switch

Inputs

On/Off

Off

Trunk Release Output

Outputs

On/Off

Off

Trunk Tamper Switch

Inputs

On/Off

Off

Valet Lockout Switch

Inputs

On/Off

Off

Year Module Built

Module Information 1

Numeric

Varies