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      01-18-2013, 01:02 PM   #37
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Drives: 2013 E92 M3
Join Date: Oct 2009
Location: Oahu, Hawaii

Posts: 1,169
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Garage List
2013 Toyota Prius  [0.00]
2014 BMW 750Li  [0.00]
2013 BMW M3  [5.00]
I use it only when I know I'm coming up to a long light.

It does save fuel. This is a fact. I can tell the difference in my trip computer when at idle with and without auto/start stop.

The only down side is that if you are at stop for too long, the ac starts blowing warm air.
MY13 E92 M3 SS w/ ZCP l ZPP l 2MK l 6NR l 752 l M Performance Exhaust, Grill, Side Gills, C/F splitters

Sold - 2009 E92 335i LMB M-Sport
Sold - 2003 E46 M3 LSB SMG
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