A thermostat controls when coolant flows to the radiator, so the engine warms up quickly and then holds a steady operating temperature. This Gates thermostat is factory calibrated to open at its rated temperature and is built to the original fit so it seats and seals in the stock housing.

Gates 34198 Thermostat Features:

• Factory Calibrated for Accurate Opening and Closing
• OE Fit, Function and Design for Precise Engine Cooling
• Jiggle Pin for Air Venting Where Required by the Application
• Application Options Apply on Some Vehicles, Check the Fitment Tab Before Ordering
• Sold Individually

Vehicle Applications:

• 2007 Buick Rainier 5.3L V8
• 2007-2022 Cadillac Escalade 6.0L V8, 6.2L V8
• 2007-2022 Cadillac Escalade ESV 6.2L V8
• 2007-2013 Cadillac Escalade EXT 6.2L V8
• 2009-2015 Cadillac CTS 6.2L V8
• 2007-2013 Chevrolet Avalanche 5.3L V8, 6.0L V8
• 2007-2014 Chevrolet Express 1500 5.3L V8
• 2007-2025 Chevrolet Express 2500 4.3L V6, 4.8L V8, 6.0L V8, 6.6L V8
• 2007-2025 Chevrolet Express 3500 4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.6L V8
• 2007-2022 Chevrolet Silverado 1500 4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8
• 2007 Chevrolet Silverado 1500 Classic 4.8L V8, 5.3L V8, 6.0L V8
• 2007 Chevrolet Silverado 1500 HD Classic 6.0L V8
• 2007-2013 Chevrolet Silverado 2500 4.8L V8, 5.3L V8
• 2007-2025 Chevrolet Silverado 2500 HD 6.0L V8, 6.6L V8
• 2007 Chevrolet Silverado 2500 HD Classic 6.0L V8
• 2007 Chevrolet Silverado 3500 Classic 6.0L V8
• 2007-2025 Chevrolet Silverado 3500 HD 6.0L V8, 6.6L V8
• 2007-2014 Chevrolet Suburban 1500 5.3L V8, 6.0L V8
• 2007-2013 Chevrolet Suburban 2500 5.3L V8, 6.0L V8
• 2007-2022 Chevrolet Tahoe 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8
• 2007-2009 Chevrolet Trailblazer 5.3L V8, 6.0L V8
• 2008-2018 Chevrolet Silverado 3500 6.0L V8
• 2009-2012 Chevrolet Colorado 5.3L V8
• 2009-2013 Chevrolet Corvette 6.2L V8, 7.0L V8
• 2009-2026 Chevrolet Express 4500 6.0L V8, 6.6L V8
• 2009-2025 Chevrolet Express Cargo 4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.6L V8
• 2009-2025 Chevrolet Express Pasajeros 5.3L V8, 6.0L V8, 6.6L V8
• 2010-2015 Chevrolet Camaro 6.2L V8, 7.0L V8
• 2010-2013 Chevrolet Cheyenne 5.3L V8
• 2011-2017 Chevrolet Caprice 6.0L V8
• 2014-2017 Chevrolet SS 6.2L V8
• 2014-2022 Chevrolet Suburban 5.3L V8, 6.0L V8, 6.2L V8
• 2016-2021 Chevrolet LCF 3500 6.0L V8, 6.6L V8
• 2016-2026 Chevrolet LCF 4500 6.0L V8, 6.6L V8
• 2016-2019 Chevrolet Suburban 3500 HD 6.0L V8
• 2022 Chevrolet Cheyenne Nueva 6.2L V8
• 2022 Chevrolet Silverado 1500 LTD 6.2L V8
• 2024-2025 Chevrolet LCF 3500HG 6.6L V8
• 2024-2026 Chevrolet LCF 4500HG 6.6L V8
• 2024-2026 Chevrolet LCF 5500HG 6.6L V8
• 2024-2025 Chevrolet LCF 5500XG 6.6L V8
• 2012-2026 Freightliner MT55 6.0L V8, 6.6L V8
• 2013-2026 Freightliner MT45 6.0L V8, 6.6L V8
• 2007-2014 GMC Savana 1500 5.3L V8
• 2007-2025 GMC Savana 2500 4.3L V6, 4.8L V8, 6.0L V8, 6.6L V8
• 2007-2025 GMC Savana 3500 4.3L V6, 4.8L V8, 6.0L V8, 6.6L V8
• 2007-2022 GMC Sierra 5.3L V8, 6.2L V8
• 2007-2022 GMC Sierra 1500 4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8
• 2007 GMC Sierra 1500 Classic 4.8L V8, 5.3L V8, 6.0L V8
• 2007 GMC Sierra 1500 HD Classic 6.0L V8
• 2007-2025 GMC Sierra 2500 HD 6.0L V8, 6.6L V8
• 2007 GMC Sierra 2500 HD Classic 6.0L V8
• 2007 GMC Sierra 3500 Classic 6.0L V8
• 2007-2025 GMC Sierra 3500 HD 6.0L V8, 6.6L V8
• 2007-2022 GMC Yukon 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8
• 2007-2014 GMC Yukon XL 1500 5.3L V8, 6.0L V8, 6.2L V8
• 2007-2013 GMC Yukon XL 2500 6.0L V8
• 2009-2012 GMC Canyon 5.3L V8
• 2009 GMC Envoy 5.3L V8
• 2012-2026 GMC Savana 4500 6.0L V8, 6.6L V8
• 2019-2022 GMC Sierra 1500 Limited 5.3L V8, 6.2L V8
• 2021-2022 GMC Yukon XL 5.3L V8, 6.2L V8
• 2022 GMC Sierra Nueva 5.3L V8, 6.2L V8
• 2008-2009 Hummer H2 6.2L V8
• 2008-2010 Hummer H3 5.3L V8
• 2010-2020 Isuzu NPR 6.0L V8
• 2013-2021 Isuzu NPR-HD 6.0L V8, 6.6L V8
• 2009 Saab 9-7x 5.3L V8, 6.0L V8
• 2004-2005 Workhorse FasTrack FT1461 6.0L V8
• 2004-2005 Workhorse FasTrack FT1801 6.0L V8