Four problems related to defogger controls have been reported for the 2003 Mitsubishi Galant. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Mitsubishi Galant based on all problems reported for the 2003 Galant.
Heater motor control stopped working and from what I've heard a lot of people are having this problem in Mitsubishi Galant's and I feel they should replace the part.
Heater in car stopped working due to a problem with the control motor mr958603.
2003 Mitsubishi Galant-- bad heater control motor. Seems like too new of a car to be having these problems.
Galant 2003, 55,000kms, grinding sound when turning the heater temp dial, sounds like heater control motor.