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May 29, 2009 · None of them disable spark. So, first understand the difference between vehicle theft deterrent systems. The differences between PassKey and PassLock. GM used two strategies to determine if someone was trying to steal the vehicle. The early systems used the first-generation PassKey system. Later, GM changed to the PassLock system.
To use Advanced Theft Deterrent, your vehicle’s alarm system must be armed. To do so, simply lock the vehicle using the key fob, Keyless Access System or the interior door lock. To arm the system by using the interior lock, push the interior power lock switch or button when the door is open.
The theft deterrent system is designed to prevent vehicle theft by locking down the vehicle when the ignition or starting system is being tampered with. Under normal operation, when the key is inserted into the ignition, the ignition lock cylinder sends a signal to the theft deterrent module, or body control module, allowing the vehicle to start.
To use Advanced Theft Deterrant, your vehicle’s alarm system must be armed. To do so, simply lock the vehicle using the key fob, Keyless Access System or the interior door lock. To arm the system by using the interior lock, push the interior power lock switch or button when the door is open.
Discover the security systems offered by your GMC vehicle for your personal safety. Learn about Keyless Open, Keyless Start, Theft Deterrent features and more.
Nov 26, 2022 · A theft deterrent system is a safety feature in Chevy and GM vehicles that acts as an anti-theft system. If the system detects a break-in attempt, it will signalize the owner via an alarm and utilize systems to prevent the engine from starting without a key.
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Mar 17, 2023 · The Service Theft Deterrent System Message indicates that there is an issue with the Anti-theft system in your Chevrolet, Opel, or GM vehicle. You will not be able to start the engine while you see this message until you fix the issue. GM vehicles are equipped with a theft deterrent system that prevents people from breaking into your car.
