60026 GM 2007-UP Gen.IV Engine & Trans. Harness w/Custom Flashed ECM & TCM

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  • Regular price $1,483.99
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Features include:
  • Utilizes Factory Style ECM and TCM
  • Integrated Weatherproof Fuseblock
  • 10 Fused Power Circuits include ECM/DLC, Injectors, Coils, O2 Sensors, ECM Ignition, MAF/VLOM and Fuel Pump
  • Integrated 30 Amp Fuel Pump, 40 Amp Cooling Fan and two Ignition Relays
  • 4 feet of harness length between ECM connections and main engine breakout
  • Harness includes a 4 gauge alternator charge wire.
This harness will operate any 4.8L, 5.3L, 6.0L & 6.2L GEN IV truck/suv engine coupled to a 4L65E, 4L70E, 4L80E or 4L85E transmission. You cannot use a 4L60E transmission with this harness as it is missing the Input Speed Sensor required by the Transmission Control Module. This harness supports engines with or with out Displacement on Demand and/or Variable Valve Timing. This harness does not support Flex Fuel operation. Note: It is required to do the following once you have purchased this 60026 part number. Fill out the online computer flash form. This form provides us the information we need to flash the PCM and TCM to your specifications. Click here to be taken to login page. You must login to use this form. If you have never used our login you are required to create a login username and password. After doing so you will be granted access to the form. Any questions regarding this Painless Performance part number, the computer flash form or computer programming should be directed to Dennis Diehl @ 1-800-423-9696 or you can fill out the tech help form here.