Engine Thermostat Housing: 2000-2003 Chevy Suburban 1500 5.3L 5.7L, 2000-2003 Chevy Suburban 2500 6.0L, 2000-2003 Chevy Tahoe 4.8L 5.3L, 2003 Chevy Trailbazer EXT 5, 3L, 2003 GMC Envoy XL 5.3L, 2003 GMC Savana 1500 5.3L, 2003 GMC Savana 2500 4.3L 4.8L 5.3L 6.0L, 1999-2003 GMC Sierra 1500 4.8L 5.3L 6.0L, 1999-2000 GMc Sierra 2500 5.3L, 2002 GMC Slerra 2500 6.0L, 2001-2003 GMC Sierra 3500 6.0L, 2000-2003 GMC Yukon 4.8L 5.3L, 1998-2002 Pontiac Firebird 5.7L.
