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Monthly Archives: October 2025

Monthly Archives: October 2025

NSX, 1991-05

NSX CCU (Climate Control Unit) Woes

October 31, 2025

35 years of NSX performance is starting to show its age. Rubbers, plastics, seals, wires, etc., are all aging with or without use. One issue we have seen increasingly is the electronics issues. Electronics are older units, sometimes more than 35 years old at this point, and should be treated as a service item, much like a timing belt service. Most owners of the first gen NSX have already experienced issues with the stereo, amps, Climate Control Unit (CCU), Electronic Power Steering (EPS),

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