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heater only blows warm

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Old 10-19-2014, 08:55 AM
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Year: 1990
Model: Cherokee
Engine: 4.0 inline 6
Default heater only blows warm

can anyone tell me were to get a diagram how the heater hoses are run
Old 10-19-2014, 09:16 AM
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There are 2 heater hoses, both are on the left side of your valve cover going into the passenger side firewall into the cabin. I'd recommend just doing a flush of the entire cooling system, then see if there's any improvement after.
Old 10-19-2014, 09:25 AM
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yes there is but really need a diagram don't think heater control valve is right
Old 10-19-2014, 09:31 AM
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What year do you have?

From what I have read, most people just get rid of the heater control valve since they're prone to failure. I'm pretty sure I've seen Salad post about this multiple times. Try searching for other threads and see what they say.
Old 10-19-2014, 09:45 AM
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1990 inline 6
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