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Old 04-04-2011, 03:37 PM   #56 (permalink)
comptiger5000
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Join Date: Feb 2010
Location: CT, USA
Posts: 544

RaceJeep - '98 Jeep Grand Cherokee (ZJ) 5.9 Limited
90 day: 13.62 mpg (US)
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Keep in mind, the battery charging on these is temperature compensated. The colder the battery, the higher the voltage. If you drive for a while and the battery warms up, the voltage will go down a bit. I've seen mine show 13.7 on a 105* day, and 14.5 in 5* weather.
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Call me crazy, but I actually try for mpg with this Jeep:



Typical driving: Back in Rochester for school, driving is 60 - 70% city
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