You want to make sure there aren't any coolant leaks, as in head gasket problems. You can do the compression test first, just my train of thought.

Trans oil in the coolant would be reddish, oil in the coolant would be tan and foamy.

__________________
Regards

Warren

Currently 1965 220Sb, 2002 FORD Crown Vic Police Interceptor

Had 1965 220SEb, 1967 230S, 280SE 4.5, 300SE (W126), 420SEL

ENTER > = (HP RPN)

Not part of the in-crowd since 1952.