Q: Car won't start, needs alternator.

First the rubber seal around the sunroof would have to be checked for damage, deformities and cracks. There are four water drains under the sunroof that go to the four corners of your vehicle. The water that gets by the...

This symptom sounds to me like a broken starter gear or a broken flywheel or flex plate. In order to determine which one of the two is at fault the starter will need to be removed to inspect both of...

The oil lamp will illuminate whenever engine oil pressure is too low. The battery light will also illuminate whenever voltage is too low. The problem may be with your vehicle charging system i.e., your alternator. If your oil level is...

If you are getting overheating only at lower engine speeds with no obvious reasons, then you will need to check if there is good flow through the radiator using a laser temperature sensor. By doing this you will be able...

Hello there, A few different faults can cause the vehicle to not start. The most common would be the battery (https://www.yourmechanic.com/services/battery-replacement), starter (https://www.yourmechanic.com/services/starter-replacement), battery cable (https://www.yourmechanic.com/services/battery-cable-replacement), fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement), fuel filter (https://www.yourmechanic.com/services/fuel-filter-replacement), ignition switch (https://www.yourmechanic.com/services/ignition-switch-replacement) wiring fault. A qualified technician...

Engine stalling while driving is typically caused by a problem with the ignition system. Plus, the fact that you can restart the vehicle after cycling the ignition leads me to believe the problem is electrical. The first thing I would...

Hi there. With newer diesel engines and the advanced timing systems they have, the importance of fully functional glow plugs (https://www.yourmechanic.com/article/symptoms-of-bad-or-failing-glow-plugs) once the motor is lit is less important. However, as the weather gets colder, starting a diesel engine with...

Hi there. The battery could be low on a charge. Check the voltage of the battery and if it's lower than 12.4 volts it will need to charged or replaced. for the grinding noise that you are hearing, either the...

Hi there. You may have a dirty or failing idle air control valve that is the source of your problem. The idle air control valve reads the air intake as it is mixed with fuel prior to being injected into...