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BMW Z3 M52TU Thermostat Replacement by Mike Fishwick

Mar 29, 2014
BMW Z3 Maintenance, Repair and Overhaul

When the M52TU double-VANOS versions of the established M52 engine were introduced in September 1998, it featured a cooling system thermostat which was electrically controlled. These thermostats are now widely used, as they enable the engine management system to maintain coolant temperature within very close limits.

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