[Completed] 1999 Pontiac Sunfire immobilizer not responding after new key

2161 views - Last reply: November 10, 2024
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How to find the key code to program keys for my 1999 Pontiac Sunfire?

Hello! We've developed a VIN-based tool to help you get your key code for the 1999 Pontiac Sunfire. Check it out here: VIN Key Code Generator.

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I tried this with my 1999 Pontiac Sunfire but still no luck. Any suggestions?

Trying to reprogram a new key for my 1999 Pontiac Sunfire—need the code first.

I’m not alone! My 1999 Pontiac Sunfire is doing the same thing.

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