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Old Aug 8, 2017 | 08:48 PM
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Billto
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Joined: Mar 2015
Posts: 388
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From: Weymouth, MA
Default Re: Terrible Gas Mileage

Originally Posted by ala_xfire
Highly doubtful, unless perhaps you have a clogged up catalytic converter.
Is yours a SRT6 or a normally aspirated ( NA ) model ?
Have you replace the air cleaners ?
Have you cleaned the MAF/IAT sensor ?
Does the external temperature display correctly ?
For some reason, your AFR ( Air/Fuel Ratio ) is at least half of what it should be.
Normally somewhere around 12:1 ( 12 parts air, 1 part fuel )
Also is it standard or Auto. Automatic gets better gas milage than the standard.
Bill T.
 
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