Shop Buick Century HVAC Unit Case (Upper). Regular cab, w/o dual zone cntrl, w/o reinf heater. Silverado Heater, Cab, Dual - OEM Buick Part # 85587277 (84941414, 85129267)

Case.
HVAC Unit Case. Air distributor. Assembly - Heater and Air Conditioning (A/C) Evaporator. Blower. Cover. HVAC Unit. Valve.

Fits Sierra 1500, Sierra 1500 Limited, Sierra 2500 HD, Sierra 3500 HD, Silverado

Regular cab, w/o dual zone cntrl, w/o reinf heater. Silverado, Sierra 2500 HD; Upper; w/o Dual Zone Control; Regular Cab; w/o Reinforced Heater. Silverado, Sierra 3500 HD; Upper; w/o Dual Zone Control; Regular Cab; w/o Reinforced Heater. Silverado, Sierra; Upper; Front Electronic Controls; w/Reinforced Heating. Silverado, Sierra; Upper; Semiautomatic Front A/C; w/o Reinforced Heating; w/Frt Row Center Seat. W/o dual-zone. W/o dual-zone, w/standard cab.