Description
Want to add Electric Fans to you 1999-2004 Chevy Truck?
This OEM harness is the easiest and cleanest way to eliminate the mechanical fan setup and replace it with a electronic controlled version.
Your PCM will need to have the Fan outputs turned on (Flashed) using tuning software.
You will also need to purchase the 2005-2006 GMT800 34-inch Electric Fan Assembly.
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