Model #A42-15 Official GMC air handler with coil
Here are the diagrams and repair parts for GMC A42-15 air handler with coil, as well as links to manuals and error code tables, if available.
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Showing 10 of 40 parts
Heating elem
Time delay
Furnace heat sequencer (replaces b12565-53s)
Heating elem
Plastic pan
Upper tie pl
Furnace temperature limit switch
Flowrator w/
Articles and videos common to all air handlers

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