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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1741 (Theft Deterrent System) >> Diagnostic Information and Procedures >> DTC B3033: Security System Indicates Tamper >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 Saturn Vue. 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. 3:  Tests for a magnetic field near the ignition lock cylinder.
DTC B3033

Step Action Yes No
Schematic Reference: Theft Deterrent System Schematics 
Connector End View Reference: Theft Deterrent System Connector End Views 
1 Did you perform the Vehicle Theft Deterrent (VTD) Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Theft Deterrent 
2
  1. Install a scan tool.
  2. IMPORTANT: Do not start the vehicle.
  3. Momentarily rotate the ignition switch to CRANK.
  4. Release the ignition switch to ON.
  5. Select the body control module display DTCs function on the scan tool.
Does the scan tool display DTC B3033 as a current DTC?
Go to Step 3  Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
Inspect the area around the ignition lock cylinder for any device which could create a magnetic field audio speaker, magnet, etc.
Is there a magnetic device near the ignition lock cylinder?
Go to Step 4  Go to Step 5 
4 Remove the device creating the magnetic force.
Did you complete the repair?
Go to Step 8  -
5 Inspect for poor connections at the Passlock™ sensor. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 8  Go to Step 6 
6 Replace the Passlock™ sensor in the electronic column lock module assembly. Refer to Ignition Lock Cylinder Replacement in Steering Wheel and Column.
Did you complete the replacement?
Go to Step 7  -
7 Perform the Programming Theft Deterrent System Components  procedure.
Is the repair complete?
Go to Step 8  -
8
IMPORTANT: You may have to wait up to 10 minutes in order to reset the BCM and synchronize all of the Passlock™ components.
  1. Use the scan tool in order to clear the DTCs.
  2. Turn OFF the ignition.
  3. IMPORTANT: Do not start the vehicle.
  4. Momentarily rotate the ignition switch to CRANK.
  5. Release the ignition switch to ON.
  6. Select the body control module display DTCs function on the scan tool.
Does the DTC reset?
Go to Step 3  System OK