COMPATIBILITY: 19420713 electronic throttle body is compatible with GMC Envoy XL 5.3L V8 2003-2004, Savana 2500 / 3500 6.0L V8 2003-2005, Sierra 1500 4.8L/5.3L/6.0L V8 2003-2005, Sierra 1500 HD 6.0L V8 2003 & 2005, Sierra 1500 4.8L/5.3L/6.0L V8 2003-2005, Sierra 2500 6.0L V8 2003-2004, Sierra 2500 HD / 3500 6.0L V8 2003-2005, W3500 Forward 6.0L V8 2004-2005, W4500 Forward 6.0L V8 2003-2005, Yukon 4.8L/5.3L V8 2003-2005, Yukon XL 1500 5.3L V8 2003-2005, Yukon XL 2500 6.0L V8 2003-2005.
COMPATIBILITY: 12679525 throttle body assembly is compatible with Cadillac Escalade 5.3L/6.0L V8 2003-2005, Escalade ESV / EXT 6.0L V8 2003-2006; compatible with Bui-ck Rainier 5.3L V8 / 4.2L L6 2004; compatible with Isuzu NPR / NPR HD 6.0L V8 2004-2007, Ascender 5.3L V8 2003-2004.
FUNCTION: The Throttle Body is a controllable valve that controls the air entering the engine. After the gas enters the intake pipe, it mixes with gasoline to become a combustible mixture, which is burned to produce work. It is connected to the air filter on the top and the engine block on the bottom. It is the throat of the car engine and controls the speed of the vehicle.
QUALITY: Philemonix throttle body is made of the latest technology and good-quality materials to meet OEM specifications and is a direct replacement for the original factory parts, and is 100% tested before shipment to ensure superior performance and long service life, bringing the safe and comfortable driving experience.
NOTICE: Please check the OEM number and compatible model carefully before purchase. Please install under the guidance of professionals to avoid product damage due to operating errors.If there are any quality or inCompatible with issues, please send us a message to help you at any time.