Gasoline Engine problems of the 1997 Jeep Grand Cherokee

While the vehicle was in park with engine running. Consumer states the vehicle suddenly started rolling backards consumer managed to jump in and stop vehicle. Took to dealer, dealer is replacing the floor shifter. Please provide any further information. Ts.

On 2 separate occasions engine repeatedly lost power at highway speed. First incident, engine check appeared & dealer replaced oxygen sensor. Second incident (2 weeks later) dealer unable to determine problem & still looking. Has never happened during city driving. Keeping gas tank full appears to eliminate problem, but may be coincidential.

Moved around vehicle after being at a complete stop. Then the truck died, had no power, but was still running. Coasted 25 feet and the truck stopped completely. Now the gas guage is not accurate.

While driving the vehicle died on the driver, and the driver got the vehicle back running by putting gas into the vehicle. Dealer says that once getting to a quarter of gas the vehicle runs out of gas. Dealer says that the parts are on back order. This was no recall, but there are parts available for this problem.

While driving down the highway the vehicle just cuts off without any warning. Thr gas gauge was inoperative.

While driving vehicle on highway about 60 mph the vehicle lost power and the engine was still on. According to the gas gauge the tank had at less than a quarter of a tank of gas, and comsumer thinks the tank was empty. Jeep manufacturer said they were aware of the problem; they had issued a technical bulletin to the dealer and not to the public. According to the comsumer, the dealer said they had heard of this problem only in florida, not in the north. The manufacturer told comsumer they did not issue a recall because they did not know which vehicle has the problem.

After vehicle was driven for 15 minutes and parked the engine caught on fire at 1,500 miles. The reason is unknown as of now.

Engine knocks/fails.