1997 Dodge Ram 1500 Q&A

1997 Dodge Ram 1500 Question: how do i get heater to work

im having trouble getting hot air coming out when switch is on heat,both hoses are hot i already blew through the heater core with 90 psi air and thats clear hmm what next -
Answer 1
You may have a "Blend" door issue. Check the vacuum hose that goes into the firewall. Check blendor actuator for blown diaphram. Vacuum source comes from somewhere on the intake manifold. -
Answer 2
ck heater control valve or vac to it,1st ck coolant level -
Comment 1
Hey Greg...I looked in Alldata for a heater valve..Does not list one. I think it uses doors ot flaps, the schematic shows vacuum motors/actuators -
Comment 2
wow sorry didn't know the had them in that yr.chrysler was ahead of there time in something.lol -
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