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On a 1997 Chevy Cavalier how do you disable the theft system from activating?

There's no way to legitimately "disable" the theft system (likely the Passlock system) on a 1997 Chevy Cavalier without compromising the car's security and potentially causing further problems. Attempting to bypass it is illegal and could even damage the vehicle's electronics.

The Passlock system works by requiring the correct ignition key that has a resistor chip inside it. If the system doesn't recognize the correct resistor value, it prevents the car from starting.

If you're having problems with your Cavalier's theft system, here's what you should do instead of trying to disable it:

* Check your key: Make sure you're using the correct key. A worn or damaged key might not be read correctly by the system. Try a spare key if you have one.

* Battery: A weak battery can sometimes cause problems with the Passlock system. Have the battery tested.

* Ignition switch: A failing ignition switch can also interfere with the system. This requires professional diagnosis and repair.

* Passlock module: The Passlock module itself could be faulty. This is a more complex issue that requires a mechanic specializing in GM vehicles, possibly including specialized diagnostic tools to evaluate the system.

* Professional help: Take your car to a qualified mechanic or locksmith experienced with GM vehicles and Passlock systems. They have the tools and knowledge to diagnose and fix the problem properly without resorting to illegal workarounds.

Attempting to bypass the Passlock system yourself is risky and could lead to expensive repairs. It's always best to seek professional help for car security issues.