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Genuine BMW Z3 Heater Core
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2 Heater Cores found
BMW Z3 Heater Radiator
Part Number: 64118398842$253.39 MSRP: $319.03You Save: $65.64 (21%)Ships in 1-3 Business Days
BMW Z3 Heater Radiator
Part Number: 64518398746$362.64 MSRP: $431.22You Save: $68.58 (16%)Ships in 1-3 Business Days
BMW Z3 Heater Core
The BMW Z3 Heater Core is responsible for keeping occupants warm and windows clear on cold mornings by piping excess heat from the engine into the cockpit and acting as a miniature radiator tucked away under the dashboard. Coolant forced by the water pump chugs through its aluminum or brass tubes and fin network with the compact Heater Core bathed in the flow and the cabin blower forcing air across the hot surfaces, instantly raising cabin temperature. Early Z3 models and subsequent Z3 variants follow this basic layout, but control strategies are varied including some with a simple valve for controlling coolant flow, some with blend doors and electronic control actuators, and top trims even feature dual zone precision control so that driver and passenger can choose different settings for their BMW climate system. Every Heater Core also helps cool the engine because whenever the fan is in operation, the Heater Core loses heat. This important Heater Core takes over after the evaporator when air conditioning is running. It reheats the chilled air just enough to de-moisten it and stop windshield fog. Neglect encourages clogging, leaks, or corrosion that may require full dash removal to replace the BMW component, a time-consuming task shared by many Z3 owners seeking restored comfort from a healthy Heater Core in their beloved BMW roadster.
If you are looking for OEM BMW Z3 Heater Core, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW Z3 Heater Core that come backed by the manufacturer's warranty.
BMW Z3 Heater Core Parts Questions & Experts Answers
- Q: What are the potential reasons for a blower motor not operating and how can issues with the heater core be diagnosed and repaired on BMW Z3?A:The blower motor may not operate due to a blown fuse, loose or damaged wiring, or issues with the switch and resistor pack, all of which should be checked and repaired as necessary. If the heater blows cool air, ensure the engine coolant level is adequate, and if low, top it off while bleeding the air from the cooling system and checking for leaks. Verify the engine coolant operating temperature and inspect the thermostat for damage if the temperature is below specification. Additionally, check the heater control valve for proper operation and installation of the cable or vacuum hose, moving the temperature control from hot to cold to confirm functionality. If one heater hose is hot and the other is cooler while the engine is at normal operating temperature, the control valve may need replacement. If the heater steams the windshield, inspect for loose hose clamps or leaking coolant hoses near the engine firewall or under the dash, and repair as needed. A sweet odor and fluid dripping from the heater floor vents may indicate a failed heater core, which should be pressure tested with the heater set to warm to check for leaks; if confirmed, the heater core assembly will need to be removed and replaced, noting that disassembly of the dashboard may be required for access.
