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 ProblemsCoolant Loss Due to Leak from Expansion Tank
An engine coolant leak may develop from the expansion tank resulting in engine overheating. When a cooling system component fails the entire cooling system should be inspected. It is not uncommon to find additional component have failed or are leaking.
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.
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.
2004 BMW 325i QuestionsI replaced the transmission in my bmw 325i and put this code what do i do (1 answer)
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.