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Old 01-06-2010, 11:44 AM   #1
T_MECO
 
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Drives: 2013 SS/RS 1LE
Join Date: Jun 2009
Location: Houston
Posts: 386
ON STAR OIL Life %

So how is this number calculated? Based on their numbers I wouldn't have to get an oil change until 8000 mile range. How are they coming up with the calculation and should I ignore it and change it every 3-4000 miles?
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