I just bought a 1994 Jeep Cherokee Sport 4 wheel drive that has 266,000 miles on it. I took it threw water and got it stuck in water and the muffler was under water but the jeep was still running. It ran good after i got a tow truck get me out and the day after that but 2 days after i got it stuck i have had this problem that when i am driving the jeep it turns off and than i need to let it sit for a few minutes 3 minutes at the max and than it starts back up and i can drive down the road road for 3 or 5 miles. What might the problem be? I have goten alot done to it since than to try to fix the problem but it has not fixed it. I am very frustrated please help me.