You may want to run a tape all the way to the end using fast forward, and then rewind it the same way. Sometimes the tape gets rolled unevenly and that can cause it to run slow. Good luck!
Sandi
August 2007
I can answer this question...
HOW CAN I FIX A CAR CASSTTE PLAYER THAT PLAYS TAPES SLOW?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix in-car audio.