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Thread: Speartech 4L80E harness, besides segment swap what else needs changed in tune?

  1. #1
    Senior Tuner
    Join Date
    Jun 2004
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    Baltimore, Md
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    Speartech 4L80E harness, besides segment swap what else needs changed in tune?

    0% tps TCC stuff, delete 1860 and a 7xx code (forgot which one) and raise the slip detection temps to max so that doesnt do anything screwy? Anything else?
    Factory Stock 97 SS M6 13.51 @ 104.3 mph
    Stock Longblock LS1 w/ 233/238 P.S.I. Cam
    10.81 @ 126.9 Full interior, six speed on 275 radials, a decade ago

    '99 TA trunk mounted 76mm 6 Liter
    9.0s in '09 @ 153 MPH

    Turbo 5.3 Volvo 740 Wagon
    32psi and still winding out 5th on the highway somewhere

  2. #2
    Potential Tuner modom's Avatar
    Join Date
    Dec 2016
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    Citronelle, Alabama
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    6
    did you ever get your answers ive done the segment swap but seems sluggish now hard to accerate. wondering if theres somthing else i need to do