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X3

This is most likely the result of a clogged windshield wiper nozzle (https://www.yourmechanic.com/services/clean-windshield-washer-tubes-and-jets-inspection). Try blowing compressed air through the nozzle or cleaning the head of the nozzle out with a pin. Try tracing the washer hose from the nozzles back...

Hello. An AC that does blow cold air can be caused by many things. A few common causes are low refrigerant, a faulty pressure switch (https://www.yourmechanic.com/services/ac-pressure-switch-replacement), or a bad compressor (https://www.yourmechanic.com/services/ac-compressor-replacement). The component responsible for blowing air is the blower...

P1318 relates to spark plug voltage detection. This function might be integrated into the DME on a BMW. If not, there will be a module (VDM) and the code will typically refer to an open or shorted wiring harness. Diagnostic...

If you have been driving the car with coolant in the power steering system, you may be headed for trouble. Aside from distributing hydraulic power, the fluid lubricates the power steering pump and the steering rack. Driving with coolant in...

If you are interested in a transmission overhaul, or installation of a new (dealer supplied) or professionally rebuilt transmission, YourMechanic (https://www.yourmechanic.com) professionals in certain locales can assist with that. Please simply inquire based on your locale. As far as the...

Hi there - I don't wish to insult, but are you pressing the button, or pulling it up from the forward lip of the button? Pushing the button releases the emergency/parking brake. Pulling up on the front lip of the...

The new torque module are programmed and they have software already installed. This is like a computer that is ready for use that has software on it, but when it is turned on it prompts you to set up the...

Hi - short answer is "No: a fuel pump problem will not cause a camshaft position sensor problem". But, we all know Murphy's 2nd or 3rd law says that 2 things can fail close enough together to make us believe...

The pressure switch is on the engine block, in the area of the crankshaft pulley. To replace it, disconnect the negative battery cable. Raise and safely support the vehicle. Disconnect the oil pressure sensor electrical connector. Position a drain pan...

Hello. The symptoms you describe are commonly associated with a faulty Vanos solenoid or actuator. If the Vanos mechanism is not returning back to it's proper position it may be possible that it is receiving the signal to due do,...

The front wheel bearings would need to be replaced with the front hub assembly unless you have the very specialized puller and press tools to remove and install the bearings. It is recommended to replace hub and bearing as an...

This is normal. What you are hearing is the rush of air entering past the throttle body. You normally don't hear this because there is much less air passing the throttle plate at lower throttle angles. The sound of the...

The coil melting is the first issue to address. A possible cause of that is the 12 volt primary side supply wire to that coil is shorted to ground due to a pinched wire or other wiring fault. You can...

Hi Brandon. BMW's don't have a hood release problem that is activated by extreme engine heat, so it's likely that you have a mechanical problem in this instance. The engine light will illuminate when excessive heat is created in the...

Hello. It sounds like you may have a failure in the drive shaft or possibly an engine misfire. If the engine is running rough then it needs to be checked fro any misfires or engine codes. If the engine is...

First check the fuse to the stereo and see if its burned. If the fuse is burned, replace the fuse and check the wiring on the radio and see if there is anything loose. If the fuse is good, then...

Hi there - BMWs are expensive to maintain. The X3 is a very sophisticated, high-performance sport-utility vehicles with a large number of electronic creature comforts. These systems inevitably breakdown, and are expensive to repair because of their complexity. The 2004...

There could be a coolant leak on a coolant hose, the radiator, the reservoir, the heater core, or one or more freeze plugs on your engine. It is best to on a pressure tester on your cooling system and check...

Hi There, It sounds like you may have a faulty alternator or voltage regulator. As you may know, the alternator is responsible for charging the battery while the engine runs by generating amperage and recharging the battery while the engine...

Hi there - this transmission (5L40E) has problems with valve body wear in higher mileage vehicles that can manifest itself in some of the behaviors you describe. This is due to hydraulic pressure not being high enough for complete, rapid...