GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Door Module (DDM)
Table 2: IPM
Table 3: LRDM
Table 4: PDM
Table 5: RCDLR
Table 6: RIM
Table 7: RRDM

Driver Door Module (DDM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Door Ajar Switch

Data

Door Closed/Door Ajar

Door Closed

Door Cylinder Switch

Data

Idle/Lock/Unlock/Invalid

Idle

Driver Door Handle

Data

Active/Inactive

Inactive


IPM

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Remote Start Activation

Remote Start

Count

Varies

Remote Start Equipped

Remote Start

Enabled/Disabled

Enabled

Maintain the Remote Start

Remote Start

Count

Varies

Remote Start Request

Remote Start

Yes/No

No


LRDM

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Door Ajar Switch

Data

Door Closed/Ajar

Door Closed


PDM

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Door Ajar Switch

Data

Door Closed/Ajar

Door Closed

Passenger Door Handle

Data

Active/Inactive

Inactive


RCDLR

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Active Antenna Authenticated

Antenna Data

Yes/No

Yes

Active Antenna - Fob 1

Antenna Data

Present/Not Present

Varies

Active Antenna - Fob 2

Antenna Data

Present/Not Present

Varies

Active Antenna - Fob 3

Antenna Data

Present/Not Present

Varies

Active Antenna - Fob 4

Antenna Data

Present/Not Present

Varies

Automatic Door Unlock Status

Personalization Setting

Disabled/Driver Door/All Door Unlock

Driver Door

Automatic Door Unlock Activation Conditions

Personalization Setting

Park/Key Off/Key Out

Park

Battery Voltage Signal

Data

V

12.6

Console Antenna Authenticated

Antenna Data

Yes/No

Yes

Console Antenna - Fob 1

Antenna Data

Present/Not Present

Varies

Console Antenna - Fob 2

Antenna Data

Present/Not Present

Varies

Console Antenna - Fob 3

Antenna Data

Present/Not Present

Varies

Console Antenna - Fob 4

Antenna Data

Present/Not Present

Varies

Delayed Locking Status

Personalization Setting

Disabled/Enabled

Enabled

Driver Door Handle Switch Exterior

Other Data

Active/Inactive

Inactive

Passenger Door Handle Switch Exterior

Other Data

Active/Inactive

Inactive

Ignition Mode Switch

Data

Idle/Crank/Acc/Off

Off

Press the Fob 1 key.

Remote Key Information

No Key Press/Lock/ Unlock/Remote Start/ Trunk/Panic

Varies

Fob 1 Programmed

Remote Key Information

Yes/No

Yes

Press the Fob 2 key.

Remote Key Information

No Key Press/Lock/Unlock/Remote Start/Trunk/Panic

Varies

Fob 2 Programmed

Remote Key Information

Yes/No

Yes

Press the Fob 3 key.

Remote Key Information

No Key Press/Lock/Unlock/Remote Start/Trunk/Panic

Varies

Fob 3 Programmed

Remote Key Information

Yes/No

Varies

Press the Fob 4 key.

Remote Key Information

No Key Press/Lock/Unlock/Remote Start/Trunk/Panic

Varies

Fob 4 Programmed

Remote Key Information

Yes/No

Varies

Headliner Antenna Authenticated

Antenna Data

Yes/No

No

Headliner Antenna - Fob 1

Antenna Data

Present/Not Present

Varies

Headliner Antenna - Fob 2

Antenna Data

Present/Not Present

Varies

Headliner Antenna - Fob 3

Antenna Data

Present/Not Present

Varies

Headliner Antenna - Fob 4

Antenna Data

Present/Not Present

Varies

Vehicle Remote Key

Remote Key Information

None/Fob 1/Fob 2/Fob 3/Fob 4

Varies

Vehicle Remote Key Warning

Personalization Setting

On/Off

On

Last Remote Key Used

Remote Key Information

None/Fob 1/Fob 2/Fob 3/Fob 4

Varies

Left Door Handle Antenna Authenticated

Antenna Data

Yes/No

Yes

Left Door Handle Antenna - Fob 1

Antenna Data

Present/Not Present

Varies

Left Door Handle Antenna - Fob 2

Antenna Data

Present/Not Present

Varies

Left Door Handle Antenna - Fob 3

Antenna Data

Present/Not Present

Varies

Left Door Handle Antenna - Fob 4

Antenna Data

Present/Not Present

Varies

Key Code Number Programmed

Remote Key Information

0,1,2,3,4

2

Passive Door Lock Status

Personalization Setting

Disabled/Enabled

Enabled

Passive Door Unlock Status

Personalization Setting

Disabled/Authenticated Dr./Driver+Passenger/All Door Unlock

Varies

Personalization Status

Personalization Setting

Disabled/Enabled

Enabled

Rear Fascia Antenna Authenticated

Antenna Data

Yes/No

Yes

Rear Fascia Antenna - Fob 1

Antenna Data

Present/Not Present

Varies

Rear Fascia Antenna - Fob 2

Antenna Data

Present/Not Present

Varies

Rear Fascia Antenna - Fob 3

Antenna Data

Present/Not Present

Varies

Rear Fascia Antenna - Fob 4

Antenna Data

Present/Not Present

Varies

Right Door Handle Antenna Authenticated

Antenna Data

Yes/No

Yes

Right Door Handle Antenna -- Fob 1

Antenna Data

Present/Not Present

Varies

Right Door Handle Antenna -- Fob 2

Antenna Data

Present/Not Present

Varies

Right Door Handle Antenna -- Fob 3

Antenna Data

Present/Not Present

Varies

Right Door Handle Antenna -- Fob 4

Antenna Data

Present/Not Present

Varies

Stable Vehicle Control

Personalization Setting

Disabled/Enabled

Enabled

Trunk Release Switch

Other Data

Active/Inactive

Inactive


RIM

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Hood Closed Switch

Input Signal

Active/Inactive

Active

Hood Open Switch

Input Signal

Active/Inactive

Inactive


RRDM

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON, Engine OFF.

Door Ajar Switch

Data

Door Closed/Ajar

Door Closed