Thread: Low MPGs, no obvious reason.
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Old 02-13-2015, 12:59 AM   #9 (permalink)
2000mc
herp derp Apprentice
 
Join Date: Oct 2008
Location: Lawrence, KS
Posts: 1,049

Saturn-sold - '99 saturn sc1
Team Saturn
90 day: 28.28 mpg (US)

Yukon - '03 GMC Yukon Denali
90 day: 13.74 mpg (US)
Thanks: 43
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do you have a vacuum modulated fuel pressure regulator? leaking regulator would explain poor actual mileage, while electronics report best ever
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