Thanks Robert!
Back to 700R4 and lock up only in fourth gear...doesn't it need some kind of VSS from PCM to lock? This vehicle trans was controlled by ECM that has speed, no vacuum switch which IIRC only came in pre 87 Chevy Truck 700R4.
Thanks Robert!
Back to 700R4 and lock up only in fourth gear...doesn't it need some kind of VSS from PCM to lock? This vehicle trans was controlled by ECM that has speed, no vacuum switch which IIRC only came in pre 87 Chevy Truck 700R4.
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
-= =-
Bookmarks