Description: With rear defrost. Without uplevel slt package, with ac, without auto temp cntrl, with rear defogger. Tahoe, Yukon. With atc. Avalanche. Front electric control. Yukon XL, Suburban. Silverado, sierra hybrid. Without aux temp control. Restores the operation and function of your vehicle's heating and cooling controls This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors