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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 877 (THEFT DETERRENT SYSTEM)
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Section 877 (Theft Deterrent System)
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Section 877 (Theft Deterrent System)
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- Schematic and Routing Diagrams
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Theft Deterrent
- Symptoms - Theft Deterrent
- Content Theft Deterrent (CTD) Alarm Mode Inoperative
- Horn Inoperative in Content Theft Deterrent (CTD) Alarm Mode
- Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode
- Security Indicator Always On or Flashing
- Security Indicator Inoperative
- 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.