Features: For Chevy Models: Compatible with Chevy 2002 Avalanche 1500/2500; 1999-2002 Silverado 1500; 2001-2002 Silverado 1500 HD; 1999-2002 Silverado 2500; 2001-2002 Silverado 2500 HD; 2001-2002 Silverado 3500; 2000-2002 Suburban 1500/2500; 2000-2002 Tahoe (not fit 2000 Tahoe V8 5.7L) For GMC/Cadillac Models: Compatible with GMC 1999-2002 Sierra 1500; 2001-2002 Sierra 1500 HD; 1999-2002 Sierra 2500; 2001-2002 Sierra 2500 HD; 2001-2002 Sierra 3500; 2000-2002 Yukon (not fit 2000 Yukon V8 5.7L); 2000-2002 Yukon XL 1500/2500; Compatible with Cadillac 2002 Escalade; 2002 Escalade EXT Replace Part Number: 1572505, 52473356, 604-113, 604113. This HVAC heater blend door actuator fits and functions like the original equipment part on specified vehicles. Position: Ma.