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Project GAS MILEAGE: 2000 GTP


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Posted
Thats normal for a GTP then.

 

For winter I guess. Summertime I was getting 22-25

  • 2 weeks later...
Posted

Finally!

22.7 MPG 90% city/10% highway

 

It's been a lot warmer here the last couple weeks.

 

 

 

STEP 6. COMPLETED

Added Chevron Pro-Guard fuel injector cleaner

Posted

still not great, but at least it is getting better......hell my Lincoln Continental with the V8 has been averaging around 19-20mpg each tank though :shrug:

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