when i start in the morning my car work good after about 2-3 hours it don't pass on 1997 Mitsubishi Galant

3000rpm if i turn off the engine for 1min and start it work good for half an hour what could be the problem

by in Culebra, PR on December 14, 2013
1 answer
ANSWER by , March 09, 2014
Have it scanned.