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  • shift point?

    Alrite guys i have came to the conclusion my car is shifting at too high of a rpm like 6500!!!! What rpm would my car stop making more power at? I think it is time for a retune?
    1995 LT1 bird
    10" 2800 stall coan converter,beefed tranny, supreme shift,motive 373 gears,3 inch catback with a flowmaster muffler, pcmforless tuned,slp cold air intake,tb bypassed, better flowing intake elbow, air foil,poly trans mount.
    275/40/17 Nitto NT555R extreme drags in rear

    2005 Dode SRT-4
    agp billet adjustable wastegate,Maxxfab 3 inch catless downpipe, borla catback ,K&N drop in filter,mapclamped,tuned,mopar blow off valve, Prothane motor mount inserts,21 pounds of boost!
    6 dics cd changer, 10 inch MTX fully loaded with moonroof and viper style seats

  • #2
    First I'd ask what is causing it to shift that high. I'm not sure if the PCM uses speed or RPM to determine when to shift. If your PCM has not been calibrated for your rearend gears that might be the cause. Is your speedometer accurate?
    Tracy
    2002 C5 M6 Convertible
    1994 Z28 M6 Convertible
    Current Mods:
    SLP Ultra-Z functional ramair, SS Spoiler, STB, SFCs, Headers, Clutch, Bilstein Shocks, and TB Airfoil. 17x9 SS rims with Goodyear tires, 160F T-Stat, MSD Blaster Coil, Taylor wires, Hurst billet shifter, Borla catback with QTP e-cutout, Tuned PCM, 1LE Swaybars, 1LE driveshaft, ES bushings, White gauges, C5 front brakes, !CAGS, Bose/Soundstream audio, CST leather interior, synthetic fluids

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    • #3
      Have your tuner, pcm4less, adjust that for you. You might want to send them some logged runs so they have soemthing to work with.

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      • #4
        alrite thanks guys, sorry it took so long to respond but i havent bee doign to well lately.
        1995 LT1 bird
        10" 2800 stall coan converter,beefed tranny, supreme shift,motive 373 gears,3 inch catback with a flowmaster muffler, pcmforless tuned,slp cold air intake,tb bypassed, better flowing intake elbow, air foil,poly trans mount.
        275/40/17 Nitto NT555R extreme drags in rear

        2005 Dode SRT-4
        agp billet adjustable wastegate,Maxxfab 3 inch catless downpipe, borla catback ,K&N drop in filter,mapclamped,tuned,mopar blow off valve, Prothane motor mount inserts,21 pounds of boost!
        6 dics cd changer, 10 inch MTX fully loaded with moonroof and viper style seats

        Comment

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