Dodge Repair Questions? Ask a Mechanic for Answers ASAP
Hello, welcome and thanks for asking your question. My name is*****'m a Certified Auto Technician with 29+ years experience. I will do my best to assist you. please keep in mind that I may need to ask questions of you before I can answer. When you reply please feel free to add as much detailed information as possible pertaining to your concern.
How many miles on the vehicle?
When you flushed the cooling system, was it dirty?
Have you had the heater core checked for partial plugging?
The 03 trucks are known for breaking the blend door or the blend door actuator or both. There should be an actuator that is on the lower area of the hvac unit passenger side near the transmission tunnel. Check this actuator and post back results..