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87lm7 · 12-26-2013, 02:14 PM

My 96 GMC did not have the pass key security or any other on it, so if you were to keep all the sensors, ie. rear O2s, you wouldn't have to flash the PCM to make it run

12-26-2013, 02:14 PM	#5
87lm7 Registered User Join Date: Dec 2012 Location: Ninette, Manitoba, Canada Posts: 16	Re: 96 vortec to 68 swap question My 96 GMC did not have the pass key security or any other on it, so if you were to keep all the sensors, ie. rear O2s, you wouldn't have to flash the PCM to make it run