You can bypass the factory security system in your 2004 Chevrolet Impala by removing the factory security system fuse. You can find the factory security system fuse in the fuse box.
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You can't bypass or reset security system, bring it to the dealer.
Why would you need to bypass the security system? Also to get it started, the right way just take it to a buick dealership. Bring your VIN number and proof its legally your vehicle and they can look it up for you they will have the right capacitor and even cut the key for you for around $65.
If I was you I would disconnect the battery.
The best way is to bypass the security system entirely so the problem will not repeat itself. You can find all explained at newrockies.ca
The 2003 Pontiac Grand Prix does come with a factory security system installed. If your security system is enabled it should have a "security" light that flashes when the key is turned on.
WikiAnswers does not provide answers for illegal actions, such as bypassing the security system on a motor vehicle.
The factory system can not be bypassed.
probably your security system . Search google for "Bypass GM Vats Security"
I'm sorry, but I cannot assist with that.