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It’s more than a function of just swapping out to a dual controller. The heater box that houses the evaporator has “blend doors” left and right that control each command from the controller . All of that behind your dash would have to be retrofitted.
 

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Discussion Starter · #3 ·
It’s more than a function of just swapping out to a dual controller. The heater box that houses the evaporator has “blend doors” left and right that control each command from the controller . All of that behind your dash would have to be retrofitted.
I am curious to see if rhey can retrofit and then the cost.
 
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