P1780 code - trans ctrl switch???
#46
Www.atsg.us/atsg or Service Manuals, Owner Manuals, Wiring Diagrams, Service Bulletins - Helm Incorporated both have a manual for the 4R70w.
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fisherman_chuck
1948 - 1956 F1, F100 & Larger F-Series Trucks
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10-22-2015 02:35 PM