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Old 02-03-2022, 12:26 AM
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einstein einstein is offline
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Join Date: Jun 2002
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Quote:
Originally Posted by PontiJunk View Post
It feels like car makers will go to any length to improved an efficiency number on paper. I can't imagine the extra expense and engineering to have gas powered cars shut off at a stop light to save a gallon per year (guessing and maybe guessing poorly). If I get stuck waiting for a long train to go by, I will turn it off myself.
My take was the primary reason was to meet ever-increasing Federal CAFE standards. By raising the average, they could sell more SUVs without paying penalties.

https://www.autoweek.com/news/techno...week-explains/

I frequently drive rentals, and some have an off button for this "feature", some have some tricks to perform to disable it, and some you're just stuck with.