are you saying the heater blower is dead , on HIGH>>'
do tell?
all the relays are marked in the JB or PDC. did you even lock in each box and read the words there.>?
here look it up yourself or at alldata.com
http://www.jeep4x4center.com/knowledge-base/index.htm?utm_source=cj#service
Hvac chapter, and in wiring.,
wiring index is PDF page 19
8w42 1,23 shows the schematic
when you select high the relay the relay send full power 12v to the blower. when not energizes it uses an air cooled resistor bank.
id bet both sides are not failing, am i right>
and is key fact to the DIAGNOSIS.
my guess its pdf page 108 , heater and a/c opted
under wiring
the relay
c24 p7
the relay is std, ISO form factor,(sold everywhere)
2.4L
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