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Fuel economy issues!?
Hey guys. I'm Ryan I am a professional mechanic and I own a 98 Yukon. I'm having insane fuel usage problems. Last year I was getting 9 mpg of 93 and today I ran out of gas with 145 miles on the trip odo. Calculated out to 6 mpg. I need some advice. The truck is on 285s with a tuned hot computer...- ryanc5413
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- Replies: 29
- Forum: 96+ Vortec Performance + Computer Swaps
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INPUT ON CAM CHOICES
hey guys i know there are soo many cam threads out there, but i would love some input of actual users. i have a 1998 yukon 4x4 with a l31 5.7 vortec cat delete flowmaster 3 inch exhaust k and n intake vette servos 4 gear superhold servo 3.73 gears 285/75/16 pcm for less computer (soon to be bb...- ryanc5413
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- Replies: 0
- Forum: Engine Performance + Maintenance
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