Genuine GM 10367042 Heater/Air Conditioning Control GMC YUKONXL15 2003 Temperature Control Fits: ESCALADE 03-04 dash mounted (main) | SIERRA 1500 PICKUP 03 w/AC, automatic auxiliary control (opt CJ2) | SIERRA 2500 PICKUP 03-04 w/AC, automatic auxiliary control (opt CJ2) | TAHOE 03-04 dash mounted, automatic temperature control (CJ2), w/Rear defroster (C49) | YUKON XL 2500 03-04 dash mounted, automatic temperature control (CJ2), w/Rear defroster (C49) | SILVERADO 1500 PICKUP 03 w/AC, automatic auxiliary control (opt CJ2) | AND MORE (see description)