Thermostat Housing Replacement 19315240 1511072 55564891 55578419 55597008 Compatible With 2006–2018 Sonic Trax Astra Meriva

OE Number: 19315240 1511072 55564891 55578419 55597008 Compatible Vehicles: Fits Sonic 1.6L (2012–2017), 1.8L 2HO (2010–2017), Trax 1.8L 2HO (2013–2018), Astra 1.8L (2007–2008), Meriva 1.8L (2007–2008), Aveo 1.6L LXV (2009–2010), Zafira 1.8L (2006–2008), G3 1.6L LXV (2008–2009).Not compatible with 1.4L LT Turbo engine variants. Package Includes: 1 x Engine Coolant Thermostat Housing Assembly Installation Information: Requires removal of existing cooling system plumbing and adjacent engine accessories for access.Disconnect the negative terminal before beginning service.Remove the existing thermostat housing assembly and drain engine coolant as required.Clean the mounting thoroughly.Install the unit using the manufacturer-specified torque values for the mounting bolts.Reconnect all associated coolant hoses and electrical connectors as applicable.Refill the cooling system to the specified level and bleed air from the system according to the vehicle manufacturer’s service procedure.

• Model Compatibility: Fits 2006–2018 Sonic, Astra, and Meriva models as specified in the title.
• Part Number Compatibility: Matches part numbers 19315240, 1511072, 55564891, 55578419, and 55597008 listed in the title.
• Function: Replaces the thermostat housing to restore function for engine temperature regulation.
• Application Scope: Designed for use as a direct-fit replacement thermostat housing on the specified vehicle models and years.
• Installation Purpose: Enables reinstallation of the thermostat assembly and maintains factory coolant flow routing.