Q: My car won't start and has a new starter

Most shops charge an hour of labor for a diagnostic. The price for this hour of labor can range anywhere from $90.00 up to $120.00. If you have your diagnostic performed by a technician from YourMechanic you can get this...

I use it, yes. But I use it on the older, worn-out engines and it helps build up the compression because it is a thicker oil and I believe it has molybdenum sulfate, which is a very good metal cleaner...

Hello there, many faults will cause your 2009 Mercury Milan to have soft brakes. The most common causes of soft brakes are air in the brake fluid, master cylinder failure (https://www.yourmechanic.com/services/brake-master-cylinder-replacement), brake fluid leaks (https://www.yourmechanic.com/services/brake-fluid-is-leaking-inspection), or a faulty brake booster...

If fuses and relays are good, there are other possible causes. The ignition switch may have failed internally. If the circuitry inside the electrical portion of the ignition switch has a break or short, it can cut power to the...

Based on the NHTSA database (http://www.nhtsa.gov/) covering consumer complaints, as well as government mandated recalls and factory service bulletins, for your specific year, make and model, I do not see evidence of widespread complaints about transmission fluid leaks. Such leaks...

Hi there: After looking into the first error code you posted, the vibration and shaking issues on your VW are most likely caused by a vacuum leak. The P2279 OBD-II code (https://www.yourmechanic.com/article/p2279-obd-ii-trouble-code-intake-air-system-leak-by-jay-safford) indicates that the ECU has detected a vacuum...

Today's vehicles are complex. To be a good mechanic, you need a basic understanding of all the core educational requirements including English and math. A good understanding of computers, both how to use them and how they work, is also...

Be sure the battery is fully charged. "New" batteries are not necessarily fully charged at time of sale. Of course, confirm that the engine immobilizer system (security system) is not activated thus preventing the car from starting. Basically, with the...

If the rate of acceleration is greater than commanded (aka, "unintended acceleration"), you might have a problem in the electronic throttle control, throttle position sensor, idle air control, or related systems. You might take a look at the OBD-II system...