Q: Cant release rear brake piston so that caliper goes back on

Hi there. It sounds like it may be the door latch switch may have stopped working. It seems to be a common problem with this car and can be fixed easily. A common sign of the switch going bad is...

Hi. The system is not charging because of the symptoms mentioned. A new alternator does not always mean it is a good one. The wiring will need to be checked. There is a 150 amp fuse you can check. There...

Hi there. It sounds like your truck is equipped with an aftermarket alarm system. In order to repair the alarm it would need to go to a shop that specializes in that brand of alarm. If you cannot find a...

Hi there. If the steering wheel is vibrating at this speed and it is occurring whether you apply the brakes or not, then you more than likely have a tire that is failing. When a tire begins to separate, this...

BMW had a TSB (technical service bulletin) out for a casting flaw where a leak could develop on the lower right side of the cylinder head. Good news though, that was on the M52TU engines and you have an M54...

Depending on the type of noise you hear, this may be related to the starter relay or starter solenoid. The starter solenoid is a small unit on the starter that has internal electrical contacts that transmit electricity to the starter....

Yes, it is possible to add an external horn, although it is not clear to me why an additional horn (in addition to the original horn) would be necessary to pass Virginia inspection. YourMechanic can perform a Horn Replacement Service...

The check engine light means there is a problem in the computer system that need to have a scanner to retrieve the codes stored in memory. Once the codes are retrieved you can have the codes pinpoint test done to...

The odor of gas is due to misfiring. Check engine compression and check for any exhaust restriction preferably by measuring exhaust back pressure but you can also infer exhaust back pressure by testing engine vacuum. If compression is good and...