Wednesday, October 6, 2010

Heater core




With the cooler weather over the last month or so, we had the heater on for a few drives. With the heater on, we could smell coolant inside the Jeep. This could only mean one thing......that the heater core was leaking. Replacing the heater core is a big job, and we decided to tackle it before the weather got too cold. The basic steps are remove the steering column, remove the entire dash, remove the HVAC unit, split the HVAC unit open and replace the heater core, then put it all back together. Roughly 5 hours of fun.



While the dash was out we took the opportunity to trace the broken wire feeding the blower motor high speed (it has not worked at all). Well we did find the broken wire under the fuse box in the engine compartment. Fixed the wire and the blower motor now works on all speeds.

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