【Compatibility & Replacement Info】This thermal bypass valve is a direct fit for 2014-2020 GMC Sierra and Yukon, 2014-2019 Chevrolet Silverado, 2015-2020 Suburban and Tahoe, 2016-2018 Cadillac CT6, and 2015 Escalade models. It replaces OEM part numbers 86774933 and 85585333.
【Function】The valve controls coolant flow in the engine and cooling system based on temperature, ensuring optimal engine performance while preventing both overcooling and overheating.
【Performance & Efficiency Benefits】Helps your engine warm up faster during cold starts and prevents overcooling in extreme weather. Improves transmission efficiency and reduces component wear, extending your vehicle's lifespan.
【Premium Construction】Made with high-quality, corrosion-resistant materials for durability and reliable electric heating performance. It efficiently regulates coolant flow to maintain ideal engine temps, preventing overheating and overcooling for long-lasting performance.
【System Protection & Reliability】A crucial component for enhancing transmission cooling system performance. Reduces the risk of premature wear and failure—especially under heavy loads or towing—while maintaining proper fluid viscosity for peak operation.
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