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L6-3.0L Turbo

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I just a BMW X6 and I want to know the ideal grade of gas I use in the car
Use at least 91 Octane fuel, commonly known as premium. Modern vehicles have knock sensors so you might be able to use as low as 89 octane but 91 octane is preferred. If you have further questions or concerns, do...
Question
Car hiccups or slight jerks at steady rpm
Ignition failures are more common on your car than fuel injector failures, and the mileage would be about right for coil failures. It takes several subsequent misfires for you to be able to notice it on the road, so if...
Question
BMW 640i hazards came on on automatically & car won't start &
Your car may be in anti theft mode. In some cases the alarm may not sound, but the flashers will go and the engine ECU will lock down to prevent the car from being driven. It might be that the...
Question
My Volvo XC 60 went into low power saver mode and the battery was already low what does this mean?
It sounds like you may have a weak battery, a failing voltage regulator or failing alternator. As you may know, the alternator charges the battery while the engine runs by generating amperage and recharging the battery while the engine turns...
Question
Leak detection pump location?
Hi there. You are probably going to spend more time, effort and trouble trying to replace this component on your BMW than it would be worth - especially if you're planning on trading the vehicle in to a new purchase....
Question
BMW oil light reset
Hi There, This is an indicator that usually comes up when you have an oil change. Try the following, which should allow you to reset and start the vehicle: Step 1 Insert key into slot Step 2 Press start/stop button...
Question
Strange rattling/tapping noise at low rpm when accelerating lightly
Hi...the noise can be diagnosed by taking all the belt driven accessories out of the picture by momentarily running the engine without the serpentine belt. If the noise remains, then the search is focused on internal engine parts. If the...
Question
Should I buy a x6 or is it a money pit?
Hi there. Just like any other vehicle, depending on how well the vehicle was maintained will depend on whether or not you're buying an investment of a money pit. Without knowing this data, it's really hard for us to give...
Question
RPM fluctuation
Hi There, it sounds like you may have a problem with a faulty throttle position sensor or possibly a dirty or faulty mass air flow sensor. Either of these will affect the RPM fluctuation as you describe when they are...
Question
replacement of ac drier cap
The cap itself may be available from the dealer. If the purpose of the seal cap is simply to keep dust out, so long as the selected fastener has the identical thread (pitch and diameter) you can use a metal...
Question
I need my wastegates replaced. The turbos are good but the wastegates are rattling and car goes into limp mode @ high speeds.
Wastegate rattle is a common problem on your car. You can take the turbo's off and re-install them, but then you will need to send them to a turbo specialty shop to have the wastegates changed and the housings re-bushed....
Question
I had a shop from http://BMWmechanicBoca.Com tell me that I may need a battery registered for my BMW
Hello, thank you for writing in. Typically when you are prompted to register a new part or accessory, you are doing so for the warranty. This is a process of contacting the company and letting them know that you have...
Question
oil light came on and accidental dumped 1/2 quart of oil in the rad before I realized it. Siphoned off a little more than a 1/2 ga
Hello, thank you for writing in. If you did not get all of the oil out of the radiator before you started the vehicle, that oil is now contaminating the thermostat, water pump, and the engine cooling pockets. Even with...
Question
Is it hard I install disc brakes
Hi there. If you have never replaced the brakes on a BMW before, I would highly recommend letting a professional mobile mechanic come to your location and replacing the brake pads and rotors for you. BMW anti-lock brakes are very...
Question
I need a mechanic that can service my 2011 x5 anywhere in new
Hi there. We have multiple mobile mechanics that are qualified to complete more than 500 auto services at your location in New Jersey. Simply click this link to review our list of services and enter your information when you book...
Question
How much would it cost to replace oil filter housing on my 2007 BMW 335i and replace both rear shock absorbers?
Hi there. When it is possible, we prefer to secure OEM components for all of our replacement part services. When there are situations where aftermarket replacement parts are the only option, we always verify that they are recommended by the...
Question
Water pump
Hello, thank you for writing in. You are correct in assuming the water pump may be to blame. You may also want to make sure the fans are turning on, and that your radiator and overflow tank both have the...
Question
So my car overheated and turned off on the street i took it to a local shop my first thought was that the water pump had gone bad
Hello, thank you for writing in. The water pump is harder to test, so we start with the cooling system components that are easier to check without invasive inspections. The fans being one that is easy to watch turn on...
Question
My BMW 335i n54 coolant line hose o ring needed to replaced. I think coolant is leaking from there.
The best thing to do is get a coolant pressure test and hook it up to your radiator or reservoir and pressurize the system to 15 psi. If there is a leak, it will appear under a pressure. If you...
Question
I have a 535i with a pseudo M package, regardless how do I know what the Rear Rotor size is (330mm or 345mm).
Hi Jim, Unfortunately, if the car was not a factory "M" package car (or a pseudo M car as you mention), there is not really a way to tell what size the rotors are without taking them off and measuring...

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