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Re: '07 Entourage - 2 years, 24k miles
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Originally Posted by BlackGTP
Interesting - I've had three GM cars with the trip computer and they always come out optomistic - 94 Grand Prix GTP, 02 Grand Prix GTP and the 08 Malibu LTZ. I just had a thought - I wonder if the computers calculation of the milage are calibrated for the regular V6s and not the upper level one's in the cars I've had.... I calculate every tank I put in - never once have I gotten higher than the trip computer...
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I'm not real sure how it works. It is usually consistent in the difference, I agree. Of course, you can never go wrong with a manual calculation...unless it's not completely full. Have done that, accidentally, and it definitely shows in the numbers!
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