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X3

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Question
My car wont start
Hi there: Usually a hard to start issue is rather simple to diagnose when you begin by downloading all stored trouble codes in the ECU. If you can't connect to the ECU; there is your problem. If they are able...
Question
I changed my battery but every morning my car is dead and I need a jump?
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...
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
how much would it cost to replace a aluminal nut that head broke off that sit behind oil filter to stop oil leak, & replace starte
Considering that a bolt head has broken off, additional labor may be required than what would normally be necessary to remove the oil filter housing. This can often times involve using a drill to extract the old bolt. If there...
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
4x4, ABS and Handbrake Lights on after changing transfer case actuator
Hi there. This could be an electrical issue. However, finding the issue is the concern. What codes are stored in the computers? Retrieving the codes should be the first step to aid us with which/what direction to proceed with a...
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
What is it when you add antifreeze to your car every few days and your car never run hot
If you have to add more than a cup of coolant in a 6 month time frame from normal evaporation then you have a leak. The coolant leak can be identified as an external or an internal leak. If you...
Question
brakes replaced
The cost will depend on several factors including whether your existing rotors can be turned (re-surfaced) or must be replaced, whether you want BMW, OEM (genuine) friction material or aftermarket (OEM is highly preferred), and whether you desire that both...
Question
When changing the car battery, do you "register" the battery to the car computer?
Hi there. Changing the battery has nothing to do with programming a battery. If the car was flat dead with a battery that lost all of the power because the dome light was on, then when jumped the vehicle will...
Question
Airbags were deployed. All airbags and damage have been replaced. How do I reset the computer? 2017 BMW X3
Hello - this problem requires a full-function, BMW specific problem scanner and reset tool. This is usually only available at a BMW dealer. I would expect to be charged for an inspection fee as well as the code reset function....
Question
Transmission 2004 BMW X3
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...
Question
Vanos gear malfunction
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,...
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
Concern wether my 2 front axles really needs replacement?
Generally, the leaking from the axle shaft area is caused when the boots crack and the fluid is leaked out. The tricky part about identifying this is knowing when the boots actually cracked, when they began leaking and to what...
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...
Question
I just paid Dobb's $370 to replace an upper radiator hose. Was I taken advantage of?
I hesitate to pass judgement on other people's work and pricing because I wasn't there to learn the whole story. However, I can say that many BMW specialty shops are charging between 90 and 100 dollars an hour for labor,...

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