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Q: over drive not working on 1990 Dodge Ram Van B250

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
when in highway, th over drive does not connect even reaching high vehicle speed and hir engine RPM
(1) Answer
Sounds like a good transmission systems diagnosis is in order. It could be that the torque converter is never engaging. Either way, there's not much you can do on the outside.