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Find Transmission & Transfer Case for your Silverado 1500

4L60e to 4L80e with VSS Transmission Adapter Harness (99-06 Silverado 1500)Find parts that fit my vehicle

Item S194773
Our Price

$59.99 kit

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

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      • 4L60e to 4L80e Plug and Play Adapter
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      • Compatible with 1998-2002 Camaro/Firebird, GTO, and all GM trucks and SUVs from 1996 to 2006
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      • Includes adapter harness to convert transmission plug and wires to 80e configuration
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      • Saves the trouble of repinning connectors
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      • Features input speed sensor connector from front ISS sensor to ECM
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      • Provides correct signal for transmission operation
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      • Requires ECM flash with correct calibration for 80e transmission
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      • Blue wire connects to pin 23
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      • Red wire connects to pin 22
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      • Does not work on trucks 2007 and newer
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      • Fits 99-06 Silverado 1500
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      Description

      Transmission Adapter Harness. The 4L60e to 4L80e with VSS Transmission Adapter Harness enables seamless conversion from a 4L60e transmission to a more robust 4L80e transmission. It facilitates communication between the transmission and ECM by adapting wiring and the input speed sensor connection, ensuring proper transmission operation. This harness is essential for upgrades requiring transmission swaps in compatible GM vehicles.

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      Construction and Appearance. Built with durable wiring and reliable connectors designed to withstand automotive conditions, this adapter harness features an 18-inch length for flexible installation. The connectors are designed to match OEM specifications for easy plug-and-play integration, and the color-coded wiring ensures correct and straightforward hookup.

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      Installation. Installation is straightforward with no drilling required, as the harness is designed to directly replace existing connectors. It provides a plug-and-play solution for professionals and enthusiasts upgrading their transmission systems.

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      Application. Designed specifically for the 99-06 Silverado 1500 and other compatible GM vehicles from 1996 to 2006, this adapter harness does not support GM trucks and SUVs from 2007 and newer due to incompatible wiring and calibration requirements.

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      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 6 Hours

      Difficulty Level:

      Mechanical expertise or professional installation required.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Lowering Kit

      Questions & Answers

      No questions about this product yet. Ask the First Question