High-Quality Rear Sensor Harness. The Rear Back Up Sensor Wire Harness is designed to connect and power the backup sensors on your vehicle, ensuring reliable and accurate detection when reversing. This part plays a critical role in vehicle safety by alerting drivers to obstacles behind the vehicle, reducing the risk of collisions while backing up. Durable Construction and Appearance. Crafted from heavy-duty materials, this wire harness features robust insulation and a black finish to protect against wear, moisture, and environmental factors. Its design ensures long-lasting performance under demanding automotive conditions. Installation. Installation of this wire harness is straightforward, requiring no drilling or complex modifications. It is designed for direct fit and easy connection, enabling a hassle-free upgrade or replacement. Warranty. This product includes a three-year warranty to assure quality and reliability. Application. Specifically made to fit the 2007-2014 GMC Yukon models without STZ, HPZ, T89, or Y91 options, ensuring compatibility with these configurations.