Dual Electric Fan Upgrade Wiring Harness For 1999-2006 GM Truck ECU 7L5533A226T

Descriptions: 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.

Specifications: Condition: New Type: Electric Fan Wiring Harness Part Number: 7L5533A226T

Package Included: 1* Electric Fan Wiring Harness

Note: NO installation instruction and recommend professional installation.