Q: I went to shop and theyve replaced my cat converter and trying to get back my old one that theyve pulled and they told me they can

Hello! On your particular vehicle, the hard start condition is commonly caused by a faulty fuel pump relay, fuel pump, or fuel filter, so I suggest checking the fuel pressure to determine if there is a problem with the fuel...

Hello. There are a couple of reasons why your horn keeps going off. It is possible that one of the horn contacts is stuck or making contact in error. It is also possible that there is an issue with your...

You went to the wrong mechanic. It's whining and it is not supposed to whine. A good mechanic can analyze it. This could've been beyond their knowledge or they don't know much about BMW. Watch my video, "how to find...

Change the differential oil (https://www.yourmechanic.com/article/how-long-does-a-differential-gear-oil-last) every 60,000 miles or so. It's not something to worry about but I'd do it around that mileage just to make sure you aren't getting any extra wear. If the oil gets dirty enough, corrosion...

The turn signal flasher module is located above the brake pedal and above the brake light switch. You will see purple, pink, orange, black, and brown wires going to it. This is the most common cause of the failure you...

If everything was working fine before switching columns then you know the problem is in the wiring. You stated the wire connectors were different and that you hooked up what you could. The only way to get this to work...

Hi there. In many cases, the issue you're talking about is caused by an ignition timing problem; typically related to a damaged crankshaft position sensor (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-crankshaft-position-sensor) or trouble within your ignition system such as the coil or distributor. This can...

Code P0300 relates to an engine misfire. Engine misfires (https://www.yourmechanic.com/services/engine-is-misfiring-inspection) can be caused by many different problems and are generally caused by either a spark or fuel issue or in some cases, a combination of both. Spark related problems generally...

The problem is internal issue with the clutch bands or the valve body is leaking fluid to forward and reverse at the same time. You will need to have transmission overhauled.