cciyu A/C HVAC Heater Blend Door Actuator & Recirculation Motor w/OEM 604-120 89018373 52474795 89018678 – Direct Replacement for GMC Sierra/for Yukon, for Isuzu Ascender, for Oldsmobile Bravada
OEM-Spec Compatibility: Direct replacement A/C HVAC Heater Blend Door Actuator with 604-120 89018373 52474795 89018678 for 1999-2009 GMC Sierra/Yukon XL, Chevy Silverado/Tahoe/Suburban 1500-3500. Optimized Recirculation door calibration for precise climate control
Military-Grade Durability: 1PC matte-black housing with ceramic-coated gears withstands -40°F to 300°F. With 30% higher torque than OEM actuators
Complete Vehicle Coverage: Engineered for Buick Rainier (2004), Cadillac Escalade ESV/EXT (2002-2006), Isuzu Ascender (2004) and 28+ GM truck models. Includes alignment tool for 2007 Classic series
Fault Code Elimination: Solves P0521/P0530 HVAC errors, temperature blend door failures, and Recirculation mode malfunctions. Compatible with dual-zone climate systems
Precision Manufacturing: Laser-etched part numbers match OE specs within ±0.3mm. Zinc-alloy bushings prevent gear slippage in 4WD/HD models