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Discussion Starter · #1 ·
Hey all, recently had to change to right side O2 sensor (you know, the tough one). Add to that I recently installed the phenolic spacers.......ever since my gas mileage is the shits....? whats up with that? any ideas?
 

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Try this

First do you have any modifications to your car? Second, did you reset the computer by unplugging the battery?
 
G

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Discussion Starter · #3 ·
the only mods are the phenolic spacers (under the intake) and I don't use the stock airbox.......

thanks

MIke
 

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pull the codes, maybe the other O2, or maybe the cat. is burned up. fuel pump, fuel filter, bad fuel injectors.


try to run some fuel injector cleaner. later
 
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