Swapped to T400....now tach won't work
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TECH Junkie
iTrader: (71)
Joined: Mar 2002
Posts: 3,703
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From: East Brady, Pa
Just finished a T56 to T400 swap and now my factory tach won't work. Is there a sensor that needs to be hooked up somehow from the old tranny? The tranny has the yank speedo calibrater and it seems to be working.

