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X3

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Question
Noise from front when braking
Hey there, thanks for writing in about your 2006 BMW X3. There are a number of items that could be loose: lug nuts, brake caliper bracket bolts, axle nut, strut mounts, control arm fasteners, or bushings. There are also wireless...
Question
If I replace the ignition switch, can I use my existing BMW Keys with remote and valet key?
Yes, you can. The ignition switch is separate from the EWS system, so replacing the switch will still allow you to use the current keys you already have. Only if you have to replace a faulty key or EWS module...
Question
How do I tell if my power steering is going bad in my 2005 BMW x3?
Hi, thanks for writing in. Unfortunately, it sounds like your steering rack is done for, and needs to be replaced. This appears to be a wide-spread problem with this vehicle, without a recall or customer satisfaction program from BMW. If...
Question
Hissing sound
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...
Question
changing a gasket with a mechanic
It all depends on the gasket that is being replaced. There are head gaskets, manifold gaskets, oil pan gaskets, etc. - so you would need to be a bit more specific. The mechanic's experience changing the gasket also plays a...
Question
My ac is blowing but not cooling
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, or a bad compressor. The component responsible for blowing air is the blower motor, however,...
Question
oil is leaking
Unfortunately, the oil leaks are only going to get worse over time. The major leak you would want to address would be the valve cover gasket. These are known to leak along the half moons at the rear of the...
Question
Frequent dropping in coolant level
This can be caused by a number of things, such as low coolant levels, a faulty thermostat, or a failing coolant fan switch. As you may know, the coolant fan switch helps to maintain the proper coolant temperature by turning...
Question
The car hesitates and jerks during quick acceleration
It sounds like you may be experiencing an issue with your fuel system. The fuel pressure regulator is one of the parts responsible for maintaining your fuel pressure at all rates of engine speed. Most fuel pressure regulators are controlled...
Question
Car cranks for a couple of seconds before finally starting
If your starter is cranking slowly, this could be a sign that the battery is getting weaker. I would recommend having your battery tested, to ensure that buying a battery will not be a waste of time and money. However,...
Question
Oil Change
Your BMW X3 would be best served using the BMW recommended LL01 oil in the 5W30 weight. There are two possibilities in terms of the oil capacity in your car. The 2.0 Liter motor should hold 6 quarts of oil,...
Question
CEL light P171 p174 codes fuel trim always single digits
If you're lean on both exhaust banks, typically there would be a vacuum leak causing the issue. Even a small vacuum leak can cause fluctuations in fuel trims and BMWs are a little more sensitive to point out engine operation...
Question
Hard Starting 04 BMW X3
Hello there, many common faults will cause your 2004 BMW X3 to have a hard time starting. You have done great in diagnosis and replacing parts that will typically cause this condition. Common causes of a hard start are the...
Question
Car makes big click sound when coming to a stop.
The noise you are hearing could be coming from a variety of components. Your first step is to try and isolate the noise and figure out where it's coming from. You're going to want to see if you can isolate...
Question
Windshield washer fluid not spraying
This is most likely the result of a clogged windshield wiper nozzle. 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 to...
Question
Loud pitchy noise
The BMW X3 and X5 SUVs have an air suspension option, which utilizes an air compressor (under the spare tire), and compressed air shocks in the rear suspension. Your symptoms suggest a leak in this system: the air shocks themselves,...
Question
4x4 stuttering issue
Hi there. The shutter could be a couple of things. First see if the tires are too wide and hitting the frame or inner fender. This will make a shutter sound and vibration and is a common issue with 4x4's....
Question
Whining sound - possible rear differential problem?
Hello - if your X3 is rear-wheel drive only, yes, it will be a problem with the rear differential. If you have all-wheel drive, the whine could also come from the front differential or the transfer case. If you feel...
Question
BMW 2010 x3 fuel filter
Poor mileage has many very common causes other than dirty fuel injectors. However, if a diagnostic (that is, actual tests) suggests that fuel injectors are dirty the only way they can be cleaned is by removing them from the engine...
Question
Car won't pass inspection due to various issues with shocks, strut, coil springs. Is it better to get both sides done or only one?
Hi there: Anytime front end components are faulty, they should ALWAYS be replaced in pairs. Example; if you've got a bad driver side strut, the passenger side needs to be replaced as well. The reason for this is safety; and...

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