1999 dodge durango 172,222 miles 2x4 5.2l v8
new brakes
New battery terminals
repaired wires
New pcv
so one day i was driving a very bumpy road undet constuction and my check engine light flashed. No change in fuction. Once every 17 miles it will flash last night it flashed and died. Pulled over, restarted and drove perfectly fine. Cant pull a code, all the stats are within normal range no new noises all fluids fine. Any suggestions