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M3

The DME is a possible failure for the misfire for your 2002 BMW M3. A complete pinpoint test for the codes would need to be done to rule out anything like coils (https://www.yourmechanic.com/services/ignition-coil-replacement) or plugs (https://www.yourmechanic.com/services/spark-plugs-replacement). Your shop replaced the...

Since you have replaced so many parts , it would be very difficult to determine what exactly is causing this without performing a physical inspection. I wouild stronly recommend having your vehicle inspected by a qualified professional to trace down...

You can obtain a keypad ignition system for security on you vehicle and install it into your vehicle with little effort. You can supply the keypad system with a USB port like a cell phone, but make sure that the...

Hello. Though this vehicle will be fun to drive, it will be much more expensive to maintain then the Infiniti is. The cost for every service is more expensive, and normal wear parts like brakes and tires will typically cost...

It is very possible that the transmission may require a full rebuild or a replacement in order for it to perform properly. Although you are able to shift into other gears, if certain gears are not working correctly, transmission damage...

Hi there. This is most likely a service reminder indicator chiming. Take note of any messages on the display panel. It could also be the seat belt reminder chiming. This could be due to the belt being unfastened or the...

Hi Paul. Thanks for contacting us today. In many US states, there are regulations about the proper disposal of mechanical parts that are potentially hazardous. The catalytic converter is one of these parts. So, I would agree with the mechanic...

We would use Castrol 5w30 oil. The vehicle does recommend full synthetic but it is not required. You would have to request the full synthetic Castrol 5w30 or the standard Castrol 5w30 oil. If you special request a different oil...

Hello - unfortunately, this is not a service YourMechanic offers at this time. Thanks for thinking of us though!

Hi, thanks for writing in. I'm a little confused by your question. If you're asking whether it's possible to install a broken serpentine belt (https://www.yourmechanic.com/article/how-to-replace-a-serpentine-belt-by-mia-bevacqua) on a vehicle and drive 20 miles, I'd say not. If the belt is physically...

It is possible that you could have a faulty wheel bearing (https://www.yourmechanic.com/article/symptoms-of-bad-or-failing-wheel-bearings). Wheel bearings can often cause grinding noises when the lubrication onside them dries up. I would recommend having your vehicle inspected once more for a rear wheel bearing...

Hello. There should be a Check Engine warning light on the dash display. It could also be a loose connection if you recently had exhaust work done. If you have any failure in the catalyst sensors or wiring, it should...