GM Service Manual Online
For 1990-2009 cars only
Table 1: Instrument Panel Cluster (IPC)
Table 2: Body Control Module (BCM)

Instrument Panel Cluster (IPC)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8 Digit GM Part Number

Module Information 2

--

Varies

Calibration ID

Module Information 1

Numeric

CA01

Controlled Power

Data

Volts

12 Volts

Daily Serial Number

Module Information 2

Numeric

0100

Front Fog Lamp Switch

Inputs

On/Off

Off

Head Lamp Switch

Inputs

On/Off

Off

Highbeam Switch

Inputs

On/Off

Off

Incandescant Dim #1

Outputs

Counts

0

Incandescant Dim #2

Outputs

Counts

0

Incandescant Dim Pot

Data

Counts

150 Counts

Interior Lamp Switch

Inputs

On/Off

Off

Julian Date of Build

Module Information 2

Numeric

056

Last 4 Digits of Part #

Module Information 1

Numeric

5046

Left Turn Signal Indicator

Inputs

On/Off

Off

Park Lamp Switch

Inputs

On/Off

Off

PROM ID

Module Information 1

Numeric

5813

Right Turn Signal Indicator

Inputs

On/Off

Off

Twilight Delay

Data

Counts

3 Counts

Twilight Photo

Data

Counts

51 Counts

Twilight Switch

Inputs

On/Off

Off

Year Module Built

Module Information 2

Numeric

1999

Body Control Module (BCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8 Digit GM Part Number

Module Information 2

Numeric

9360189

Battery Voltage

Data

Volts

12.5

Calibration ID

Module Information 1

Numeric

0001

Component Serial # 8-11

Module Information 2

Numeric

1087

Component Serial # 12

Module Information 2

Numeric

--

Component Serial # 13-16

Module Information 2

Numeric

XXXX

Component Serial # 17-18

Module Information 2

Numeric

XX

Door Jamb Switch

Inputs

On/Off

Off

Door Key Cylinder Unlock Switch

Inputs

On/Off

Off

Driver Door Jamb Switch

Inputs

On/Off

Off

D.R.L. Output

Outputs

On/Off

Off

Exterior Lamp Output

Outputs

On/Off

On

Front Fog Lamp Relay

Outputs

On/Off

Off

High Beam Output

Outputs

On/Off

Off

Inadvertent Power Output

Outputs

On/Off

On

Interior Lamp Output

Outputs

On/Off

Off

Julian Date of Build

Module Information 1

Numeric

053

Low Beam Output

Outputs

On/Off

Off

Park Lamp Relay Output

Outputs

On/Off

Off

Reverse Relay Output

Outputs

On/Off

Off

Year Module Built

Module Information 1

Numeric

1999