Yes sir, First thing I did was change oil, flush out radiator. Purchased like 15 quarts of trans oil for the replacement tranny.
to fix that blend door you've gotta take the whole dash out, same procedure as replacing a heater core.
mike murillo does good stuff, but 1. he is hard to get ahold of and 2. he tunes one way....WIDE OPEN. Tim is over at maximum velocity and they too only deal with mustangs. they have the record for the fastest top speed and 1/4 mile time in a new boss