Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 347 (THEFT DETERRENT SYSTEM)
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Section 347 (Theft Deterrent System)
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Section 347 (Theft Deterrent System)
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - Theft Deterrent
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC B0302A
- DTC B0996
- DTC B1015
- DTC B1016
- DTC B1424
- DTC B3031
- DTC B3055
- DTC B3060
- DTC B3935
- DTC P1629
- DTC P1630
- DTC P1631
- DTC P1632
- Symptoms - Theft Deterrent
- Content Theft Deterrent (CTD) Alarm Mode Inoperative
- Content Theft Deterrent (CTD) Does Not Disarm with Key Lock
- Horn Inoperative in Content Theft Deterrent (CTD) Alarm Mode
- Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode
- Security Indicator LED Inoperative
- Repair Instructions
- Theft Deterrent Module Programming and Setup
- Description and Operation
- Theft Systems Description and Operation
- Content Theft Deterrent (CTD) Description and Operation
- Notes
- Arming the CTD System
- Locking The Vehicle Without Arming The CTD System
- Disarming an armed system/silencing an alarm
- CTD Circuit Description
- Keyless Entry Module (Remote Control Door Lock Receiver)
- Door Ajar Switches
- Body Control Module (BCM)
- Front Door Lock Cylinder Switches
- Power Door Lock Switches
- Important
- Inputs
- Vehicle Theft Deterrent (VTD) Description and Operation
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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.