Popular questions

Coolant can leak from a variety of places. The system, when warm, is under pressure; 22 psi on your A4 Quattro. Even when the engine is at normal operating temperature, when a sudden leak occurs, it can “blow” everywhere. If...

You may be having clutch slippage that is causing the RPM to flare up until it grabs. I recommend having a mechanic road test the vehicle to diagnose the slipping and verify whether you are in need of a clutch...

Hi. The engine oil cooler uses engine coolant to cool the oil during operation. If you need further assistance, I recommend you have a certified technician, like one from YourMechanic, inspect the oil leak on your vehicle and suggest an...

First, the connection to the battery must be checked to make sure the terminals are clean and tight. A poor connection here can cause a long list of problems. Try again with a good connection and charged battery. If the...

Hi there. I have taught automotive technology and I can tell you that you can work while training in most programs. You will find that body repair and automotive repair are two separate programs. The automotive repair program, for the...

Usually when the power steering pump makes noise, it is caused by air in the system. It is possible that the inlet hose to the pump has a small leak, causing the pump to pull a small amount of air...

If you overfilled the oil the crankshaft could contact the oil in the pan and cause the oil to foam up and cause engine to suck in the aerated oil into the oil pump and this could cause bearings to...

A starter like any other mechanical and electrical part is subject to failing sometimes for no apparent reason. However, sometimes this is misdiagnosed as well and often times mistaken for something much more simple like a fuse or starter relay....

Hello - the P0335 problem code you extracted indicates a crank position was not detected. This usually means the crankshaft position sensor has failed, which will cause the sudden stall you experienced, but can also mean the electrical system voltage...

Due to the impact of another vehicle hitting your car, there may be several things wrong that may or may not be visible such as the wheel speed sensors. Your car is equipped with wheel speed sensors at each of...

Hi there. It sounds like you have several concerns with the vehicle; we'll stick to the first one that was mentioned. It sounds like there could be an internal fault in the transmission; whether this is a mechanical or electrical,...

Hi there. I would say that it may be drivable without the bumper functionally. However, depending on your state's vehicle code regulations, it may not be legal to drive without a bumper. I would check your state's laws regarding this...

Tires should be rotated about every 5,000 to 7,500 miles, or at every oil change which is typically within that mileage range. Tires generally should not be left in service on a car for more than 10 years after the...

Hi there. Sounds to me that you are experiencing 1 of 2 things. Either you have a faulty ignition cylinder, or your "Park" setting is not fully engaging. I would recommend having a certified mechanic diagnose your key not turning...

You could have a bent rim or a bent hub. I would have the rim and hub checked to see which one is bent. I would recommend having a mechanic, like the certified ones at YourMechanic, come and check it...

Hello. From what you describe it would appear that your vehicle is in some sort of limp mode. If the computer detects a serious issue with the engine management or transmission system it will put the vehicle in a power...

From what you've described, it sounds like you may have a mass airflow sensor that is giving incorrect data for the altitude you are at. This can cause low power, pinging, and O2 codes indicating a too lean condition. A...

Hello. The stopper assembly is an essential, required part (the "stopper" is not a cosmetic cover). If the vibration started after you installed the aftermarket mount, the cause of the vibration is the aftermarket mount and you should remove it....