Q: My car doesn't want to turn over at times unless I get a jump. Now when I try to turn it over it makes a clicking noise.

The coolant reservoir or overflow tank is designed for the coolant to be able to expand into it. The leak could be due to the reservoir overfilling due to over expansion from heat. If the fan is not working, that...

Hi. These vehicles are well known for having problems with the ignition lock cylinder and key. Both have a tendency to wear out, which will prevent the key from turning. There is the off chance, however, that the steering wheel...

You should have all the tires checked for a bent rim. You can check this by having someone follow you while driving on the road. The other person can let you know if a problem is visually noticeable. Another alternative...

Hi and thanks for your question. The code P0139 means that the secondary oxygen sensor on bank 1 (the sensor after the catalytic converter) is not damaged, but rather the engine air fuel ratio is not being adjusted by the...

Unfortunately, without additional detail as to the codes showing up, there is no way to diagnose what the issues may be. The alternator may be functioning intermittently without having a dramatic impact on the charging system for example. I would...

This suggests low transmission fluid (https://www.yourmechanic.com/services/transmission-fluid-service) or possibly a faulty transmission control module. A faulty transmission control module may cause a delay in acceleration or erratic shifting of gears. The transmission control module has various sensors such as vehicle speed...

You should have the complete fuel system to include the vapor system checked for any leaks. You may have a leaking seal on top of the fuel tank that is leaking vapor that is getting into the passenger compartment.

Hi There, Shaking or vibration (https://www.yourmechanic.com/services/engine-is-shaking-pulsating-or-vibrating-inspection) may be caused by many different things such as faulty spark plugs, poor fuel pressure or misfires. Other things such as a faulty idle air control valve (https://www.yourmechanic.com/services/idle-control-valve-replacement) may cause the engine idle to...

Sometimes when brakes are replaced, a piece of the sheet metal shims can be bent, leading to clicking or even screeching sounds. Or your noise may not be related to the brakes at all. If you hear the noise when...