I haven't seen Larry post for a while and he would be the most likely person on this forum to answer your question. You might want to ask it over at aircondition.com.

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Rick Miley
2014 Tesla Model S
2018 Tesla Model 3
2017 Nissan LEAF
Former MB: 99 E300, 86 190E 2.3, 87 300E, 80 240D, 82 204D Euro
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