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old yelr · 07-09-2013, 11:08 PM

I've read that some drive by wire setups didn't use a TAC module, so I wanted to verify before I start digging.

I believe that beginning in 2007 or 2008 the TAC module functions were taken over by the E38 PCM and the TAC module was eliminated.

07-09-2013, 11:08 PM	#7
old yelr Registered User Join Date: Nov 2011 Location: Winnipeg, Manitoba Posts: 164	Re: Wiring Harness question I've read that some drive by wire setups didn't use a TAC module, so I wanted to verify before I start digging. I believe that beginning in 2007 or 2008 the TAC module functions were taken over by the E38 PCM and the TAC module was eliminated.