Rear Radio Volume Control Knob for 2007-2013 Compatible with Chevy Chevrolet Silverado GMC Sierra Yukon Cadillac Escalade Dial Tuner 1 Rear Audio Radio Control Knob Button for 2007-2013 Compatible with Chevrolet GMC Cadillac Buick (single) (see full fitment guide below) Designed as a direct replacement for your lost or broken knob (reference numbers: 22912547 or GM 22912547) Please note this is for the rear audio controls on the back of the center console; this is not the larger knob for the radio in the dash Black textured grip, chrome ring on knob face to match the original stock look and restore the look of your vehicles interior Easy installation; new knob just slides into place within seconds just make sure there is nothing left from the previous knob