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Drivetrain

How to Replace Engine Thermostat Housing 2006-2010 Hummer H3 37L

Created on: 2025-09-02

This video shows you how to install a new TRQ thermostat and housing in your 2006-2010 Hummer H3 3.7L.

Tools needed

  • 13mm Socket

    Funnel

    Torque Wrench

    Socket Extensions

    Pry Bar

    Jack Stands

    10mm Wrench

    Safety Glasses

    Coolant Funnel Set

    Pick

    Sandpaper

    Gloves

    Flat Blade Screwdriver

    Paper Towels

    Wheel Chocks

    19mm Deep Socket

    Hose Clamp Pliers

    10mm Socket

    Drain Pan

    Transmission Fluid

    Ratchet

    Floor Jack

    Swivel

    1/2 Inch Impact Gun

2004 - 2012  Chevrolet  Colorado
2006 - 2010  Hummer  H3
2004 - 2012  GMC  Canyon
2006 - 2006  Isuzu  i-280
2009 - 2010  Hummer  H3T
2006 - 2006  Isuzu  i-350
2007 - 2008  Isuzu  i-290
2007 - 2008  Isuzu  i-370

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Thermostat with Housing Assembly

Chevrolet GMC Hummer Isuzu Thermostat with Housing Assembly TRQ ECA92441

Part Details:

  • Highest Quality Materials
  • Direct Fit Replacement - Guaranteed to fit and function for your specific application
  • Quality Tested - built to a strict level of product standards.
  • 187 Deg. F
  • 86 Deg. C
$42.95
recommended video

How to Replace Thermostat Housing 2000-06 Chevy Suburban

Watch this video to learn how to fix an engine that's overheating or won't reach operating temperature. The experts at 1A Auto show you how to replace the engine thermostat and housing on 00-06 Chevy Suburban or Tahoe, or GMC Yukon.

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