Yes, it will run when in defrost or mix.
Clogged Heater core... common problem with 2002 dodge
Remove the water supply hoses from your 2002 Dodge Ram 1500 heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
The main fuse for the heater is located in the fuse box on top of the battery on a 2002 Dodge Ram 1500. There is another fuse for the heater in the cab fuse box located in the dash.
Replace heater motor resistor.
It is under the dash on the passenger side.
chilton auto manual
It is inside the HVAC housing, behind the dash.
Heater coil could have went out.
The Dodge Sprinter did not come out until 2002. The heater is an add on option that is installed in a freeze plug on the passenger side of the block.
The 2002 Dodge Grand Caravan air conditioning recharge valve is located on the air conditioning compressor. The recharge valve will be labeled as such.
Labor time is about 5 hours.
To replace the compressor on a 2002 Dodge Intrepid 3.5L, first, disconnect the negative battery cable and relieve the refrigerant pressure from the A/C system. Next, remove the serpentine belt and disconnect the electrical connectors and refrigerant lines from the compressor. After unbolting the compressor from its mounting bracket, install the new compressor by reversing the removal steps, ensuring all connections are secure and the system is properly recharged with refrigerant. Finally, reconnect the battery and check for proper operation.