Do I need a New PCM or one already programmed?

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Dec 27, 2010 | 10:08 AM

luigiandme

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Launching!

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Do I need a New PCM or one already programmed?

I'm building a 4th gen motor LS Notchback Mustang. Do I use the pull out PCM or get a brand new one? Which is easier to tune? Id assume the one already programmed that came out of the donor vehicle.

Thanks!

Dec 27, 2010 | 04:02 PM

joecar

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From: So.Cal.

The PCM from the donor vehicle.

Dec 27, 2010 | 06:01 PM

robbyredneck

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From: canandaigua,n.y.

X2....

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