This throttle body is compatible with Chevy Silverado 1500 V8, 2003 - 2006 Cadillac Escalade V8, GMC Yukon etc. Please see the description for more detail Replaces Part Numbers: 12570800, 12679525, 19420713, 977-161, 977161, TH602, 67-3000, 673000 Connector Type: 8 pins Plug and Play Installation OEM standard and performance 2 ways to match after installing the throttle: (either one will do) 1. Turn the ignition key off without depressing the gas pedal. Turn on the ignition, then press the gas pedal to the floor and hold it there for a certain period of time. Finally release the gas pedal and start the engine. 2. Matching by diagnostic instrument. Start the engine, the water temperature reaches 90 degrees, turn off the engine. Connect the diagnostic instrument, enter the engine management system, select the engine type and enter the electronic throttle matching program. Wait for success. Exit the system. For Chevy
Silverado 1500 4.8L V8 2003
5.3L V8 2003
5.3L V8 ELECTRIC/GAS 2004
6.0L V8 2003
Silverado 1500 CLASSIC 4.8L V8 2007
5.3L V8 2007
5.3L V8 ELECTRIC/GAS 2007
6.0L V8 2007
Silverado 2500 5.3L V8 2003
6.0L V8 2003
Silverado 2500 CLASSIC 6.0L V8 2007
Silverado 3500 6.0L V8 2003
Silverado 3500 CLASSIC 6.0L V8 2007
Express 1500 5.3L V8 2007
Express 2500 4.8L V8 2007
6.0L V8 2004
Express 3500 4.8L V8 2007
6.0L V8 2004
Suburban 1500 5.3L V8 2003
6.0L V8 2006
Suburban 2500 6.0L V8 2003
SSR 5.3L V8 2003
TrailBlazer 5.3L V8 2003
Tahoe 4.8L V8 2003
5.3L V8 2003
Avalanche 1500 5.3L V8 2003
For Cadillac
2003-2006 Cadillac Escalade V8 5.3L/6.0L
2003-2006 Cadillac Escalade ESV V8 6.0L
2003-2006 Cadillac Escalade EXT V8 6.0L
For Hummer, Isuzu，Buick
2003-2007 Hummer H2
2003-2004 Isuzu Ascender V8 5.3L
2004 Buick Rainier V8 5.3L
For GMC
2003 2004 GMC Envoy XL V8 5.3L
2004 Envoy XUV V8 5.3L
2007 Savana 1500 Van V8 5.3L
2007 Savana 2500 Van V8 4.8L
2007 Savana 2500 Van V8 6.0L
2004-2006 Savana 2500 Van V8 6.0L RPO Code KUP (Electronic Variable Speed)
2007 Savana 3500 Van V8 4.8L 6.0L
2004-2006 Savana 3500 Van V8 6.0L RPO Code KUP (Electronic Variable Speed)
2003 Yukon 4.8L V8
5.3L V8
6.0L V8
2003 Yukon XL 1500 5.3L V8
6.0L V8
2003-2006 Yukon XL 2500 6.0L V8
Sierra 1500 4.8L V8 2003
5.3L V8 2003
5.3L V8 ELECTRIC/GAS 2005
6.0L V8 2003
Sierra 1500 CLASSIC 4.8L V8 2007
5.3L V8 2007
5.3L V8 ELECTRIC/GAS 2007
6.0L V8 2007
2003 Sierra 2500 6.0L V8
2007 Sierra 2500 CLASSIC 6.0L V8
2003 Sierra 3500 6.0L V8
2007 Sierra 3500 CLASSIC 6.0L V8