Dodge Ram 1500 A/C and Heater Controls
Dodge introduced the upgraded Ram 1500 in 1994. This heavy-duty pickup truck was marketed through the 2002 model year. Routine maintenance on Dodge Ram 1500 A/C and heater controls keeps your vehicles air circulation system in top-running performance.
Why is air only coming out of some vents?The temperature control module manages and directs your Dodge Ram 1500s HVAC systems air flow and temperature. It is highly possible that the control module is failing if youve noticed the air isnt moving through all of the vents evenly.
Why is the Dodge Ram 1500s A/C system overheating?When the control switch begins to go out on your Ram 1500s A/C system, it will start overheating. The Dodges internal system circuitry is controlled by the connected switch. There could be a short. If so, the pickup trucks A/C control will begin to overheat. The subsequent parts of the Dodge Ram 1500s system will also heat up.
Why is the Dodge Ram 1500s heater blowing cold air?A situation where incorrect air flow is circulating out of the vents on the dash usually indicates that the vehicles blend door actuator is in need of servicing. Your Ram 1500s temperature control sends the unit a signal for either hot or cold air, and once received, it blends the correct combination of air to send out of the vents. If your Ram 1500s air isnt correctly calibrated, you will probably need to remove and replace the actuator.
What does the Dodge Ram 1500 blower control module do?The pressure control module keeps track of the coolants pressure on your Dodge. It measures it at the low and high ends of your vehicles unit. If you begin to notice that the system on your Ram 1500 seems to be operating by itself and rapidly coming on or going off, or if the compressor doesnt come on, you may need to replace the control module.
It will help add life to your Dodge Ram 1500 A/C and heat unit if you keep track of the maintenance on its pressure switch. The system can be damaged without enough oil, or the temperature is running too low or high.
Does the Dodge have a blower resistor or control module?If a vehicle operates on manual temperature controls, then it needs a blower motor resistor. If, on the other hand, your truck utilizes digital or automatic controls, then it connects to a blower control module. They each control the temperature of your truck, but they are wired differently.