LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 110 (Theft Deterrent System) >> Diagnostic Information and Procedures >> Content Theft Deterrent (CTD) Does Not Disarm with Key Lock >> Test Description

Test Description

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The number below refers to the step number on the diagnostic table.

  1. 2:  Repeat the procedure in step 2 for the driver and passenger door lock cylinders.
Content Theft Deterrent (CTD) Does Not Disarm with Key Lock

Step Action Yes No
Schematic Reference: Theft Deterrent System Schematics 
Connector End View Reference: Theft Deterrent System Connector End Views 
DEFINITION: The Content Theft Deterrent (CTD) system does not disarm when the vehicle doors or trunk are unlocked with the key.
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2 
  1. Remove the key from the ignition.
  2. Lock the vehicle doors with the remote keyless entry (RKE) transmitter.
  3. Close all doors and allow the CTD System to arm.
  4. Use the key to unlock the vehicle, holding the key cylinder in the unlock position for 5 seconds.
Do all vehicle doors unlock?
Go to Step 3  Go to Power Door Locks Inoperative - Key Cylinder Switches
3 Does the CTD System disarm when the doors are unlocked? Go to Power Door Locks Inoperative - Key Cylinder Switches Go to Step 4 
4 Inspect for loose or poor connections at the harness connector of the body control module (BCM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?
Go to Step 6  Go to Step 5 
5 Replace the BCM. Refer to Control Module References for replacement, setup, and programming.
Did you complete the replacement?
Go to Step 6  -
6 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 2