GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Door Module (DDM)
Table 2: Driver Door Switch Assembly (DDSA)
Table 3: Left Rear Door Module (LRDM)
Table 4: Passenger Door Module (PDM)
Table 5: Rear Integration Module (RIM)
Table 6: Right Rear Door Module (RRDM)

Driver Door Module (DDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

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

8 Digit GM Part Number

ECU Identification Information

Number

Varies

Battery Voltage Signal

Data

9-15 Volts

12.8 Volts

Component Serial No. 13-16

ECU Identification Information

Number

13-16th digit

Door Switch Backlight Command

Data

%

Varies

Julian Date of Build

ECU Identification Information

Number

Varies

VIN Learned

VIN Information

Yes/No

Yes

VIN Message Received

VIN Information

Yes/No

Yes

Window Motor Command

Data

Idle/Up/Down/Active

Idle

Window Normalization

Data

No/Yes

No

Year Model Built

ECU Identification Information

Number

Varies

Driver Door Switch Assembly (DDSA)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

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

8 Digit GM Part Number

ECU Identification Information

Number

Varies

Battery Voltage Signal

Data

9-15 Volts

12.8 Volts

Component Serial No. 13-16

ECU Identification Information

Number

13-16th digit

Driver LF Window Switch

Data

Idle/Up/ Down/Express Up/Express Down/Invalid

Idle

Driver LR Window Switch

Data

Idle/Up/ Down/Express Up/Express Down

Idle

Driver RF Window Switch

Data

Idle/Up/ Down/Express Up/Express Down

Idle

Driver RR Window Switch

Data

Idle/Up/ Down/Express Up/Express Down

Idle

Julian Date of Build

ECU Identification Information

Number

Varies

Window Lockout Switch Indicator Command

Data

Inactive/Active

Inactive

Window Lockout Switch

Data

Off/On

Off

Year Module Built

ECU Identification Information

Number

Varies

Left Rear Door Module (LRDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

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

8 Digit GM Part Number

ECU Identification Information

Number

Varies

Battery Voltage Signal

Data

9-15 Volts

12.8 Volts

Component Serial No. 13-16

ECU Identification Information

Number

13-16th digit

Door Switch Backlight Command

Data

%

Varies

Julian Date of Build

ECU Identification Information

Number

Varies

VIN Learned

VIN Information

Yes/No

Yes

VIN Message Received

VIN Information

Yes/No

Yes

Window Motor Command

Data

Idle/Down/Up/Active

Idle

Window Normalization

Data

No/Yes

No

Window Switch

Data

Idle/Up/Down/Express Up/ExpressDown/Invalid

Idle

Year Module Built

ECU Identification Information

Number

Varies

Passenger Door Module (PDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

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

8 Digit GM Part Number

ECU Identification Information

Number

Varies

Battery Voltage Signal

Data

9-15 Volts

12.8 Volts

Component Serial No. 13-16

ECU Identification Information

Number

13-16th digit

Door Switch Backlight Command

Data

%

Varies

Julian Date of Build

ECU Identification Information

Number

Varies

VIN Learned

VIN Information

Yes/No

Yes

VIN Message Received

VIN Information

Yes/No

Yes

Window Motor Command

Data

Idle/Down/Up/Active

Idle

Window Switch

Data

Idle/Up/Down/Express Up/ExpressDown/Invalid

Idle

Window Normalization

Data

No/Yes

No

Year Module Built

ECU Identification Information

Number

Varies

Rear Integration Module (RIM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON/Engine OFF

Rear Defog Load Shed 1 Status

Data

Active/Inactive

Inactive

Rear Defog Load Shed 2 Status

Data

Active/Inactive

Inactive

Rear Defog Load Shed 3 Status

Data

Active/Inactive

Inactive

Rear Defog Status

Outputs

Off/On

Off

Right Rear Door Module (RRDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

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

8 Digit GM Part Number

ECU Identification Information

Number

Varies

Battery Voltage Signal

Data

9-15 Volts

12.8 Volts

Component Serial No. 13-16

ECU Identification Information

Number

13-16th digit

Door Switch Backlight Command

Data

%

Varies

Julian Date of Build

ECU Identification Information

Number

Varies

VIN Learned

VIN Information

Yes/No

Yes

VIN Message Received

VIN Information

Yes/No

Yes

Window Motor Command

Data

Idle/Down/UP/Active

Idle

Window Normalization

Data

No/Yes

No

Window Switch

Data

Idle/Up/Down/Express Up/ExpressDown/Invalid

Idle

Year Module Built

ECU Identification Information

Number

Varies