Security Indicator Always On or Flashing

2001 Chevrolet Cavalier LS, 2.4 TSECTION Security Indicator Always On or Flashing
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Security Indicator Always On or Flashing

Step Action Yes No
Schematic Reference:  Theft Deterrent System Schematics  
Connector End View Reference:  Theft Deterrent System Connector End Views  
DEFINITION: Ignition OFF, all doors closed
1 Did you perform the Theft Deterrent Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Theft Deterrent 
2
  1. Observe the instrument cluster
  2. Turn ON the ignition leaving the engine OFF.
Does the SECURITY indicator turn OFF after a few seconds when the ignition is turned to the ON position?
Go to Door Ajar Indicator Inoperative in Doors Go to Step 3 
3 Inspect for poor connections at the harness connector of the instrument panel cluster (IPC). 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 5  Go to Step 4 
4 Replace the instrument cluster. Refer to Instrument Panel Cluster (IPC) Replacement in Instrument Panel, Gauges and Console.
Did you complete the repair?
Go to Step 4  -
5 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 2 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.