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Chevrolet Avalanche 1500 Thermostat

8 items

Upgrade your vehicle's thermostat with A-Premium's high-quality options. Choose reliability and durability for a smoother ride.

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Thermostat Housing Assembly for Cadillac Escalade Chevrolet Silverado 1500 GMCThermostat Housing Assembly for Cadillac Escalade Chevrolet Silverado 1500 GMC
A-Premium®Part # APTHA0128
Thermostat Housing Assembly for Cadillac Escalade Chevrolet Silverado 1500 GMC
4.683 Reviews
$22.99
Low stock: Only 2 left
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2-year warranty
90 days free return
Fits 2002 - 2003 Cadillac Escalade, 2002 - 2003 Cadillac Escalade, 2003 - 2003 Cadillac Escalade ESV, 2002 - 2003 Cadillac Escalade EXT, 2002 - 2003 Chevrolet Avalanche 1500, 1998 - 2002 Chevrolet Camaro, 1997 - 2003 Chevrolet Corvette, 2003 - 2003 Chevrolet Express 1500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 3500, 2003 - 2003 Chevrolet Express 3500, 2003 - 2003 Chevrolet Express 3500, 1999 - 2003 Chevrolet Silverado 1500, 1999 - 2003 Chevrolet Silverado 1500, 2003 - 2003 Chevrolet Silverado 1500, 2001 - 2003 Chevrolet Silverado 1500 HD, 1999 - 2002 Chevrolet Silverado 2500, 1999 - 2003 Chevrolet Silverado 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
MaterialAluminum
Part interchange
902-2700, 379180, 12571261, 8125712610
item #10027T01
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Thermostat Housing Assembly for Chevrolet Silverado 1500 GMC Canyon Sierra 1500
A-Premium®Part # APTHA0203
Thermostat Housing Assembly for Chevrolet Silverado 1500 GMC Canyon Sierra 1500
4.683 Reviews
$20.99
Low stock: Only 3 left
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2-year warranty
90 days free return
Fits 2007 - 2007 Buick Rainier, 2009 - 2013 Cadillac Escalade, 2007 - 2014 Cadillac Escalade, 2021 - 2022 Cadillac Escalade, 2007 - 2014 Cadillac Escalade ESV, 2021 - 2022 Cadillac Escalade ESV, 2007 - 2013 Cadillac Escalade EXT, 2007 - 2013 Chevrolet Avalanche, 2007 - 2009 Chevrolet Avalanche, 2009 - 2012 Chevrolet Colorado, 2020 - 2022 Chevrolet Corvette, 2007 - 2014 Chevrolet Express 1500, 2018 - 2022 Chevrolet Express 2500, 2007 - 2017 Chevrolet Express 2500, 2007 - 2020 Chevrolet Express 2500, 2021 - 2022 Chevrolet Express 2500, 2018 - 2022 Chevrolet Express 3500, 2007 - 2017 Chevrolet Express 3500, 2007 - 2008 Chevrolet Express 3500, 2007 - 2020 Chevrolet Express 3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
Installation PositionWater Pump
MaterialAluminum
item #1000W523
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A-Premium APTHE031 Engine Coolant Thermostat
A-Premium®Part # APTHE031
A-Premium APTHE031 Engine Coolant Thermostat
4.683 Reviews
$21.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2007 - 2007 Buick Rainier, 2009 - 2014 Cadillac CTS, 2009 - 2013 Cadillac Escalade, 2007 - 2014 Cadillac Escalade, 2021 - 2023 Cadillac Escalade, 2007 - 2014 Cadillac Escalade ESV, 2021 - 2023 Cadillac Escalade ESV, 2007 - 2013 Cadillac Escalade EXT, 2007 - 2013 Chevrolet Avalanche, 2007 - 2009 Chevrolet Avalanche, 2010 - 2015 Chevrolet Camaro, 2011 - 2017 Chevrolet Caprice, 2009 - 2012 Chevrolet Colorado, 2009 - 2013 Chevrolet Corvette, 2022 - 2023 Chevrolet Corvette, 2009 - 2013 Chevrolet Corvette, 2007 - 2014 Chevrolet Express 1500, 2018 - 2021 Chevrolet Express 2500, 2007 - 2017 Chevrolet Express 2500, 2007 - 2019 Chevrolet Express 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
MaterialMetal and Rubber
ConditionNew
item #1005V2VZ
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Thermostat Housing for Chevrolet Silverado 1500 GMC Sierra 1500 Buick Cadillac
A-Premium®Part # APTHA0198
Thermostat Housing for Chevrolet Silverado 1500 GMC Sierra 1500 Buick Cadillac
4.683 Reviews
$22.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2004 - 2007 Buick Rainier, 2004 - 2007 Cadillac CTS, 2002 - 2006 Cadillac Escalade, 2003 - 2006 Cadillac Escalade ESV, 2002 - 2006 Cadillac Escalade EXT, 2002 - 2006 Chevrolet Avalanche 1500, 1998 - 2002 Chevrolet Camaro, 1997 - 2008 Chevrolet Corvette, 2003 - 2006 Chevrolet Express 1500, 2003 - 2006 Chevrolet Express 2500, 2003 - 2006 Chevrolet Express 3500, 1999 - 2006 Chevrolet Silverado 1500, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2001 - 2003 Chevrolet Silverado 1500 HD, 2005 - 2006 Chevrolet Silverado 1500 HD, 2007 - 2007 Chevrolet Silverado 1500 HD Classic, 1999 - 2004 Chevrolet Silverado 2500, 2001 - 2006 Chevrolet Silverado 2500 HD, 2007 - 2007 Chevrolet Silverado 2500 HD Classic, 2001 - 2006 Chevrolet Silverado 3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
ColorNatural
ConditionNew
item #1015204K
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Thermostat Housing Assembly for Chevrolet Silverado 1500 1999-2003 GMC Cadillac
A-Premium®Part # APTHA0129
Thermostat Housing Assembly for Chevrolet Silverado 1500 1999-2003 GMC Cadillac
4.683 Reviews
$23.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2002 - 2003 Cadillac Escalade, 2002 - 2003 Cadillac Escalade, 2003 - 2003 Cadillac Escalade ESV, 2002 - 2003 Cadillac Escalade EXT, 2002 - 2003 Chevrolet Avalanche 1500, 1998 - 2002 Chevrolet Camaro, 1997 - 2003 Chevrolet Corvette, 2003 - 2003 Chevrolet Express 1500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 3500, 2003 - 2003 Chevrolet Express 3500, 2003 - 2003 Chevrolet Express 3500, 1999 - 2003 Chevrolet Silverado 1500, 1999 - 2003 Chevrolet Silverado 1500, 2003 - 2003 Chevrolet Silverado 1500, 2001 - 2003 Chevrolet Silverado 1500 HD, 1999 - 2002 Chevrolet Silverado 2500, 1999 - 2003 Chevrolet Silverado 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
MaterialAluminum
Part interchange
902-2701, 379160, 85254, 12571261, 8125712610
item #10027QWE
Show less
Thermostat Housing Assembly for Chevy Silverado 1500 Avalanche 1500 Camaro Buick
A-Premium®Part # APTHA0131
Thermostat Housing Assembly for Chevy Silverado 1500 Avalanche 1500 Camaro Buick
4.683 Reviews
$35.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2008 - 2009 Buick Allure, 2008 - 2009 Buick LaCrosse, 2004 - 2006 Buick Rainier, 2004 - 2005 Cadillac CTS, 2006 - 2007 Cadillac CTS, 2002 - 2005 Cadillac Escalade, 2002 - 2006 Cadillac Escalade, 2003 - 2006 Cadillac Escalade ESV, 2002 - 2006 Cadillac Escalade EXT, 2002 - 2006 Chevrolet Avalanche, 1998 - 2002 Chevrolet Camaro, 1997 - 2004 Chevrolet Corvette, 2005 - 2007 Chevrolet Corvette, 2008 - 2008 Chevrolet Corvette, 2006 - 2008 Chevrolet Corvette, 2003 - 2006 Chevrolet Express 1500, 2003 - 2006 Chevrolet Express 2500, 2003 - 2005 Chevrolet Express 2500, 2003 - 2006 Chevrolet Express 2500, 2003 - 2006 Chevrolet Express 3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
MaterialAluminum
item #10021TUK
Note
This item comes with a Cover.
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Engine Coolant Thermostat Housing Assembly for Chevrolet 99-03 GMC Sierra 1500
A-Premium®Part # APTHA0109
Engine Coolant Thermostat Housing Assembly for Chevrolet 99-03 GMC Sierra 1500
4.683 Reviews
$18.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2002 - 2003 Cadillac Escalade, 2002 - 2003 Cadillac Escalade, 2003 - 2003 Cadillac Escalade ESV, 2002 - 2003 Cadillac Escalade EXT, 2002 - 2003 Chevrolet Avalanche 1500, 1998 - 2002 Chevrolet Camaro, 1997 - 2003 Chevrolet Corvette, 2003 - 2003 Chevrolet Express 1500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 2500, 2003 - 2003 Chevrolet Express 3500, 2003 - 2003 Chevrolet Express 3500, 2003 - 2003 Chevrolet Express 3500, 1999 - 2003 Chevrolet Silverado 1500, 1999 - 2003 Chevrolet Silverado 1500, 2003 - 2003 Chevrolet Silverado 1500, 2001 - 2003 Chevrolet Silverado 1500 HD, 1999 - 2002 Chevrolet Silverado 2500, 1999 - 2003 Chevrolet Silverado 2500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
ColorNatural
item #1005DY14
Note
Engine Coolant Thermostat Housing Assembly -- With Water Pump Casting No. 12562459, Includes 186 Fahrenheit Degree Thermostat.
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ÜRO Parts GM0718508 Engine Coolant Thermostat Housing, Upper
ÜRO PartsPart # GM0718508
ÜRO Parts GM0718508 Engine Coolant Thermostat Housing, Upper
52 Reviews
$27.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2007 Buick Rainier, 2002-2006 Cadillac Escalade, 2002-2006 Cadillac Escalade EXT, 2003-2006 Cadillac Escalade ESV, 2004-2005 Cadillac CTS, 2006-2007 Cadillac CTS, 1997-2008 Chevrolet Corvette, 1998-2002 Chevrolet Camaro, 1999-1999 Chevrolet Silverado 2500, 1999-2006 Chevrolet Silverado 1500, 1999-2006 Chevrolet Silverado 1500, 2000-2000 Chevrolet Suburban 2500, 2000-2000 Chevrolet Tahoe, 2000-2000 Chevrolet Tahoe, 2000-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Suburban 1500, 2001-2003 Chevrolet Silverado 1500 HD, 2001-2006 Chevrolet Silverado 2500 HD, 2001-2006 Chevrolet Silverado 3500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Chevrolet Avalanche 1500
Item LocatedUnited States
Quantity1
Installation PositionUpper
ColorSilver
item #1000ZS32
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What is an engine thermostat?

 While all engines can become too hot, if your thermostat isn't working correctly, your engine's well-being is at serious risk. The engine thermostat, often simply referred to as a thermostat, regulates the engine's operating temperature within an optimal range (typically around 195 to 220 degrees Fahrenheit).

How does a car thermostat work?

As a temperature-sensitive valve within the cooling system, a car thermostat responds to changes in coolant temperature. Understanding how it works by the following breakdown steps:

  • Closed position (cold start)

Initially closed to help the engine warm up quickly.

  • Heating up

The engine generates heat during operation.

  • Opening the thermostat

A temperature-sensitive element (usually wax) causes the thermostat to open gradually.

  • Coolant flow

When open, coolant flows from the engine to the radiator.

  • Maintaining optimal temperature

Adjusts coolant flow to maintain the ideal engine temperature.

  • Temperature regulation

Continuously adjusts to prevent overheating and ensure efficient operation.

Signs of a bad thermostat

  1. Overheating: The engine becomes excessively hot due to a stuck-closed thermostat.
  2. Low or fluctuating temperature: A thermostat stuck open results in a cooler engine, affecting fuel efficiency and heating.
  3. Temperature warning light: Illuminates to indicate engine overheating due to a faulty thermostat.
  4. Poor fuel efficiency: Stuck-open thermostat reduces fuel efficiency as the engine operates less efficiently at lower temperatures.
  5. Inadequate cabin heating: Insufficient cabin heating in cold weather with a thermostat that's stuck open.
  6. Coolant leaks: Gasket or sealing issues can lead to coolant leaks.
  7. Rapid temperature fluctuations: The gauge shows rapid swings between hot and cold.
  8. Engine running hot at idle: Higher engine temperature during idle or in traffic due to restricted coolant flow.
  9. Slow or inconsistent warm-up: Longer-than-normal warm-up times, even in moderate weather.
  10. Inconsistent heater operation: This affects the performance of the vehicle's heater, causing inconsistent or inadequate heating in cold weather.

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