1992 Ford Explorer cruise control problems

Shifted from park to reverse, engine accelerated, lurched backward, hit a pole, engine kept racing, wheels kept spinning, vehicle bounced off pole repeatedly, shifted to drive, vehicle took off, hit a building, then stopped, no prior warning.

Tl* the contact owns a 1992 ford explorer. While at a stop sign smoke ascended from underneath the hood, and contact could smell something burning. After all passengers exited the vehicle flames ignited from the hood. There were no injuries. The fire department punctured the hood due to the flames. However, they opened the hood and extinguished the fire. There were no warning indicator lights present prior to the failure. On april 16, 2007 the oil was changed and the fluids were at normal levels.