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Re: 1992 Buick Passkey II VATS ECU Bypass Mapping
Posted to Technical Discussion Forum on 10/19/2022

Where what Greg is talking about bypasses the resistance chip in the key, this one bypasses the BCM to send a 30-50hz signal to the PCM for fuel injector operation.

If I'm right, Greg's is for starter & the bypass module is for injector. Login to read more.