Q: Ignition key replacement on locked car.

Having your car not start after having a brand new battery installed can be a frustrating experience. Even though the battery is indeed new, the fact that there is no start and a non functioning alarm in your Cadillac DeVille,...

Hi. In a no start situation, there are always a few items that would need to be looked at. The first thing that is generally done is to read out any trouble codes in the engine computer. If codes are...

Hi, thanks for writing in. I'd be happy to help. Once the check engine light is on, the computer memory will need to be cleared. This has to be done with a computer scanner hooked to the OBD-II connector. If...

Hi there: If you've found oil in the spark plug well is a sign of a fairly serious problem that should be inspected and repaired immediately. It is almost always due to a failing gasket or O-ring but can also...

Hello - there may be a problem with your idle air control valve (.https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-idle-control-valve). Its job is to bump up engine idle when there is an additional load on the engine, such as the AC compressor. Other possibilities include a...

Hi there. In order to offer any mechanical advice or answer your question, we need a bit more information, including the year, make and model of vehicle and any symptoms you're having. Thanks.

Hi There, Depending on how long and how hard the motor was run at that speed in second gear, you may have damaged internal engine components. This may or may not be related to the oil light coming on. The...

Rami: The areas of immediate concern when it comes to rust are brake and fuel lines and suspension or frame components. Rust on exterior sheet metal (body panels) is somewhat "cosmetic" although of course I understand that nobody wants to...

The camshaft position sensors on most engines are located directly below the valve cover within the cylinder head. This applies to both Bank 1 and bank 2.