98 OBW with 231K. I changed the ATF fluid a few months ago and added locus oil additive. After a trip of at least an hour I have the AT Temp light flashing 16 times when I start the car up after that long trip. I tried the secrete handshake procedure to grab the code with zero luck. Should I bring to the dealer for $95 an hour to troubleshoot or just wait the clock out on this thing and hope for the best. It shifts ok, always had a hard 1 to 2 and there is no torque bind. The LAST thing I w