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Re: Preformance shift?
My car doesn't make difference with Performance Shift Button or without. On the highway, i see the 2nd gear shifts around 5900, and 3rd at 5400 or less... Nothing like before.
Can be my 235/55 R16 the problem?.
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RED 1999 Grand Am GT - RAM AIR V6 H.O., 4drs, sunroof, and more!
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