Originally posted by gearhead98:
i am assuming you have an auto since you said you pulled over and checked the fluid level, the power loss could have been cause by the torque convertor sliping excessively, if that was happening the O/D OFF light will flash, meaning that the PCM has detected a problem with the transmission, and there is a code to be read. you need to get a tranny shop to read the code unless you have a code reader that you can drive around with hooked up, and when the light flashes, read the code then, these codes are not stored in memory



Tranny codes are stored in the memory. My O/D light used to flash, but would not come on again after I shut off the car. My CEL came on while scanning for it I got the tranny code from the O/D off light PO731 along with the other code.
So yes O/D off light blinking codes are stored in the memory.