One problem related to radiator has been reported for the 2003 Mitsubishi Montero Sport. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Mitsubishi Montero Sport based on all problems reported for the 2003 Montero Sport.
I was pulling in a sheets station and going into a parking space when my accelerator pedal stuck to the floor and when I left go the brake pedal vehicle kept moving and crashed into a red post which stopped the vehicle then I noticed the gas pedal coming back up and was able to ,put in reverse and cruise back in same parking space did damage to motor and radiator and front body my wife claims this has done it to her as well. I was scared.