GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 2002 🢒 Bravada 🢒 Body and Accessories 🢒 Theft Deterrent 🢒 Content Theft Deterrent (CTD) Does Not Disarm with Key Lock

Step

Action

Value(s)

Yes

No

1

Did you perform the Theft Deterrent Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - Theft Deterrent

2
  1. Turn ON the ignition with the engine OFF.
  2. With a scan tool, observe the door key switch parameter in the Driver Door Module (DDM) data list.

Does the scan tool display INACTIVE?

INACTIVE

Go to Step 3

Go to Step 6

3
  1. Turn OFF the ignition.
  2. With a scan tool, observe the door key switch parameter in the DDM data list.
  3. Insert the ignition key into the drivers door lock cylinder.
  4. Turn and hold the door lock cylinder to the UNLOCK position.

Does the scan tool display ACTIVE?

ACTIVE

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 4

4
  1. Disconnect the LH mini-wedge door jamb switch connector.
  2. With a scan tool, observe the Door Key Switch parameter.
  3. Connect a 3 amp fused jumper wire between the signal circuit of the door key switch and ground.

Does the scan tool display the specified ACTIVE?

ACTIVE

Go to Step 5

Go to Step 9

5
  1. Connect a 3 amp fused jumper wire between the signal circuit of the door key switch and the ground circuit at the LH mini-wedge door jamb switch connector.
  2. With the scan tool, observe the Door Key Switch parameter.

Does the scan tool display ACTIVE?

ACTIVE

Go to Step 10

Go to Step 11

6
  1. With a scan tool observe the Door Key Switch parameter.
  2. Disconnect the DDM connector C2.

Does the scan tool display INACTIVE?

INACTIVE

Go to Step 7

Go to Step 12

7
  1. Reconnect the DDM connector C2.
  2. Disconnect the LH mini-wedge door jamb switch connector.
  3. With a scan tool observe the Door Key Switch parameter.

Does the scan tool display INACTIVE?

INACTIVE

Go to Step 11

Go to Step 8

8

Repair the short to ground in the signal circuit of the door key switch between the DDM and mini-wedge door jamb switch connector.

Did you complete the repair?

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Go to Step 13

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9

Repair the open in the signal circuit of the door key switch between the LH mini-wedge door jamb switch connector and the DDM.

Did you complete the repair?

--

Go to Step 13

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10

Repair the open in the ground circuit of the door key switch between the LH mini-wedge door jamb switch connector and the DDM.

Did you complete the repair?

--

Go to Step 13

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11

Replace the LH door latch. Refer to Front Side Door Latch Replacement in Doors.

Did you complete the replacement?

--

Go to Step 13

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12

Replace the Drivers Door Module (DDM). Refer to Door Lock and Side Window Switch Replacement - Driver Side in Doors.

Did you complete the replacement?

--

Go to Step 13

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13
  1. Reconnect any connectors that were removed for testing.
  2. Clear any DTCs that may have been set during this procedure.
  3. Attempt to set the CTD system. Refer to Content Theft Deterrent (CTD) Description and Operation .

Does the system work as described?

--

System OK

Go to Diagnostic System Check - Theft Deterrent