2004 BMW 325i Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2004 BMW 325i
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2004 BMW 325i ProblemsBlower Final Stage Fan Resistor May Fail
The blower final stage fan resistor is known to fail. Symptoms are the heater fan speed varies regardless of the setting, the fan will not turn off when the car is switched off, or the fan will not switch on at all.
A side door window regulator may fail causing the window to stop working, in some eases falling into the door. Replacement of the failed regulator will be required to correct this concern.
The thermostat may fail resulting in engine overheating and/or illumination of the Check Engine Light. Replacement of the thermostat along with a complete inspection of the cooling system will be necessary to correct this concern.
Overheating can cause severe engine damage. If the engine begins to overheat it is recommended to stop at the first available location and have your vehicle towed to a repair shop.
2004 BMW 325i QuestionsHow would I be able to open the trunk without the key or remote? (1 answer)
The battery in my car is dead. It's been sitting for 2 years now and I don't have the key with remote on key. The key that I do have opens the doors buy not the trunk.
when I bought it I was told it idles rough when it got hot and it was because of the intake hose is this correct. When its not hot it does not make the knocking sound at all.
2004 BMW 325i RecallsDriver's Front Air Bag Defective
In a crash that deploys the driver's front air bag, the inflator of the air bag can rupture, causing metal debris to strike vehicle occupants. Dealers will replace the front driver's air bag module free of charge to correct the concern.
Upon deployment the passenger airbag inflator could rupture, increasing the risk of personal injury. BMW dealers will replace the affected airbag inflator modules to correct this concern.
This limited regional recall is for vehicles currently registered or first sold in Florida, Puerto Rico, Hawaii and the U.S. Virgin Islands, and equipped with Takata-brand air bag inflators. Upon deployment the driver and/or passenger airbag inflator could rupture, increasing the risk of personal injury. BMW dealers will replace the affected airbag inflator modules to correct this concern.