TransGo 4L80E-HD2 Reprogramming Kit Fits 4L80E 4L85E GMC Chevy Hummer GM 1991-09
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TransGo 4L80E-HD2 Reprogramming Kit Fits 4L80E 4L85E GMC Chevy Hummer GM 1991-09

$143.81
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Non-Domestic Product: NoCustom Bundle: NoFitment Type: Direct ReplacementManufacturer Part Number: 4L80E-HD2Vintage Part: NoModified Item: NoTransmission Type: AutomaticBrand: TransGoType: Shift KitInterchange Part Number: T34169E, TRG-4L80E-HD2Manufacturer Warranty: Unspecified LengthSurface Finish: NewUniversal Fitment: YesCountry/Region of Manufacture: United StatesPerformance Part: YesTRANSGO SHIFT KIT Fits 1991-On 4L80E & 4L85E Models Also includes Valuable Tech Data This is the same kit that Professional Transmission Rebuilders Install SK 4L80E-HD2 This 4L80E-HD2 Reprogramming Kit fits 1991 to 2013 General Motors vehicles equipped with the 4L80E and 4L85E automatic transmission.  Common complaints on this transmission are, no upshifts, soft 2-3 shift, burnt direct frictions, broken hard parts as well as gear ratio and solenoid performance codes. The boost valve assembly is notorious for wear causing both low pressure as well as runaway boost pressure. With the low

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