Q: Key does not start the car.

It sounds like you have an exhaust leak. An exhaust leak can cause a Check Engine Light. It will give the O2 sensors a false reading. The exhaust runs nearly the length of the car and consists of two catalytic...

If it's been pressure tested it shows no leaks, the odds are that it's burning. In your case, it's almost always a head gasket that is starting to blow. I've got a video called "How to Tell If Your Head...

Hi there, Usually when you release the throttle on a four-cycle motorcycle engine and you hear a noise or see smoke from the exhaust it’s caused by cylinder head issues; usually the valve guides. This problem can get worse when...

Hi there. It does sound you have a broken timing belt. But before you immediately go out to replace the timing belt, the cover should be removed and the belt inspected to confirm that it is actually broken. Even after...

Hi - quite often, a Service Engine Soon (https://www.yourmechanic.com/question/what-does-the-service-engine-soon-light-mean) (SES) light is programmed by the manufacturer to alert you to possible service needs at a given mileage. At your mileage, checking the oxygen sensors and catalytic converter might be appropriate....

The rebuild could be reasonable as long as the mechanic is including the parts to the engine and not separate. I recommend getting a written statement or work order that states the amount of labor charge and the cost of...

Claimed by Kevin Gainer

Hi there. It's quite possible that the fuel pump pickup is clogged with debris or wearing out, if these symptoms happen when there is less than 1/4 tank of gasoline. It's always a good idea to not run the vehicle...

Hi there. Typically when the car will not accelerate past 40 MPH, it's due to either the vehicle being in a limp mode, or other mechanical (fuel or ignition system component) failures. The best way to determine the root source...