Compatibillity - The Electric Cooling Fan Wire Harness Kit Fit for GM 1999–2006 ECU Control. Replace OE Part Number - Cross Reference Part Numbers: 7L5533A226T, please check OEM part number and compatibility to ensure you purchased correct items! High Quality Material - Made of durable corrosion and dust resistant material. 100% tested and meets or exceeds OEM specifications. Function - You can use this harness to pin your electric fan upgrade directly through the ECU and let it control the fans (ECU does need flashed). The harness is setup to control your dual fan combo and comes wired with 05+ GM truck plugs. Package Contents - 1 X ECU Control Dual Electric Fan Upgrade Wiring Harness Kit. Professional Installation is Highly Recommended (No Instructions Included). Type: Electric Fan Wiring Harness.

OEM part number: 7L5533A226T.

Fit for GM 1999–2006 ECU Control.

You can use this harness to pin your electric fan upgrade directly through the ECU and let it control the fans (ECU does need flashed). The harness is setup to control your dual fan combo and comes wired with 05+ GM truck plugs.

With this harness, you don't have to worry about triggering your fans or using those horrible probe thermostats that never work properly. This is a must when upgrading your truck to electric fans.

Package Included: 1 X Electric Fan Wiring Harness.