Q: Master cylinder

Unfortunately there can be a variety of reasons as to why your Chevy Impala is having a difficult time starting and it is likely related to the check engine light being on as well. However, due to the information provided...

The first thing you want to do is check for leaks, and if you are sure there's no leaking anywhere and you are not losing any fluid, then generally that's a bad master cylinder. Just go buy a new master...

There is a high likely hood that the camshaft position actuator for bank 2 is bad. This actuator controls oil flow to a camshaft phaser which controls the engine timing. If there is a malfunction with the timing of the...

There are many things that can cause the fuel mileage (https://www.yourmechanic.com/article/how-to-easily-increase-your-gas-mileage-by-jason-unrau) to go down or be lower than what others are getting. The most important thing is to not use performance parts like filters or sensors. These only increase the...

Hi there. The best way to diagnose any problems with the front end is to have a professional mechanic take a test drive. However, the symptoms you are describing are similar in many ways to worn out brake pads (https://www.yourmechanic.com/article/symptoms-of-bad-or-failing-brake-pads)....

Hello - to resolve your "no heat" issue (https://www.yourmechanic.com/question/heater-not-working-reliably-is-it-caused-by-a-bad-thermostat-by-thomas-c), first check that the engine is running at design temperature (center of the gauge), or 190-205 degrees Farenheit. If engine is up to temp, grab the heater hoses (carefully) inside the...

Hi There, There are a number of things that may cause the car to hesitate (https://www.yourmechanic.com/services/engine-hesitates-during-acceleration-inspection) when accelerating such as low fuel pressure, a dirty or faulty mass air flow sensor, clogged or dirty fuel injectors, a faulty throttle position...

Hi there. A worn torque converter will not cause the transmission to just loose the top gears only. A worn torque converter will cause the transmission to not drive or to have a lack of power to the wheels. The...

Hello, thank you for writing in. The misfire is likely the cause of the vibrations you are feeling. When just one cylinder is having a misfire, you may have a bad spark plug, a weak spark due to a failing...