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L6-3.0L

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Engine Stutter On Acceleration
It's likely that If you were to scan the engine controller, (ECU) you would probably find several misfire codes. The misfire codes can indicate specifically which cylinder if malfunctioning. Your model car has a history of coil and ignition module...
Question
Spark plug replacement on 2011 BMW 328xi
Your vehicle was equipped with 100,000 mile spark plugs. The first recommended change is at 100,000 miles. If a Diagnostic Trouble Code has led you to test the ignition system and you find that an individual plug over coil tests...
Question
Mechanic recently diagnosed my car and said I had to replace MAF sensor. Replaced it but same codes come up. Bank 2 too lean and 1
Hi there. Sometimes when an error code is triggered it can be caused by multiple components; especially in regards to the fuel or emissions system on today's modern cars, trucks and SUV's. If certain symptoms are discovered and those symptoms...
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
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
engine operating at reduced output
Hi Pat...you should request a check engine light diagnostic during which a certified mechanic will download and interpret any stored diagnostic trouble codes. If there are no stored codes, one strategy is to scope the engine, that is evaluate the...
Question
Car not starting
When an old Benz from the 1908's doesn't start, the first place I usually look is the fuel pump relay. It's a big relay near the battery and the ECU. It's about the size of a pack of cigarettes and...
Question
front left wheel locked up
Hi there. Although a locked up brake caliper can cause the issue you're describing, it's also possible that you have a wheel bearing that is damaged and needs to be replaced. However, due to the fact that multiple components might...
Question
The car has a very hard time with cold starts.
First make sure that all scheduled maintenance, particularly critical items such as spark plugs, is up to date. The purpose of that is to rule out the obvious, easy to deal with and already necessary items. If that does not...
Question
Car wont start. 2011 BMW 328xi
Hi - this "stalling and won't restart" problem could have several causes, so extracting the problem codes that turned on the "!" indicator is the first step. A failing fuel pump (fuse, relay or the pump itself), or a crankshaft...
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
I just want to know the basic maintenance needed for my vehicle
Hello, thank you for writing in. The following is a list of expected maintenance procedures for your vehicle. Keep in mind these schedules are based on basic stock models and components. If you have any after marker up grades, the...
Question
Replacing fuel pump control unit
Hello, thank you for writing in. With the extent of the work you have done already, it leaves very few components left to consider. With that being said, take a few moments to verify that all of the repairs you...
Question
Too many issues to count BMW 530 xi 2007
Hi there. A reality of mechanical parts is that they are indeed designed to eventually wear out. Some of these parts, like gaskets in between metal components, brakes and rotors and other parts that are damaged on your BMW will...
Question
Water Pump/Thermostat
Hi There, In some cases it is necessary to supply the VIN number in order for the dealer to determine your exact specific model. The VIN number denotes several key characteristics about the car all the way down to the...
Question
almost no acceleration when cold need very light touch on gas idles fine motor does seem to rev up without a load was told t
Your car uses the KE injection system which is unique in that the electrical system can fail, and the injection system will still operate and keep the car running. Only problem is, you don't have any fine fuel trim like...
Question
How much does it cost for a tune-up on a 2006 BMW 330i?
Billing question sent to CS for the cost to perform a tune - up on a 2006 BMW 330i.
Question
Oil change
Oil and filter change intervals are specified by vehicle manufacturers, not mechanics, in carefully considered and prepared "maintenance schedules". Mechanics do not have the necessary field test data, or laboratory data, to wisely specify oil change intervals other than what...
Question
2011 bmw 328i making loud squealing noise under hood ahen driving.
Hi there. In most cases, when you hear a constant squealing noise while driving it's due to a serpentine belt that has become loose and need to be replaced. It could be a different belt, pulley or the power steering...
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I am looking to purchase this car from a dealership - is there anything I need to look for?
The vehicle is generally reliable and indeed reliability may be above average. However, repair costs, if there is a breakdown, are likely to be somewhat greater than average certainly for parts. There are at least 4 Recall Campaigns that may...

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