Q: I filled up my gas tank this morning and it's almost half empty.

The knocking noise is the piston rod bearings or the crankshaft main bearings. A failure of either of these will create a drop in oil pressure along with the knock. This internal engine failure will only get worse and will...

There are many different reasons for the Transmission Service Light to come on for your 2004 Jaguar Vanden Plas. The most common would be low fluid level (https://www.yourmechanic.com/services/transmission-fluid-service) or a fluid service interval (https://www.yourmechanic.com/article/how-long-does-transmission-fluid-last) that has been exceeded. If you...

Your car is equipped with wheel speed sensors at each of the four wheels which monitor wheel speed while relaying this information constantly to the ABS and traction control system which are controlled by the car's ECU. When the ECU...

The engine oil pressure may be getting too low at idle from the engine oil pump not pumping enough pressure or the engine bearing are worn and leaking excess oil past them when the engine is running. You could also...

Hi there. Check the spark plugs in the engine and see if they have a bold spark. If the spark plugs and wires are old, they can cause the electrical current to flow slower than normal to the cylinder causing...

Hi there. It sounds like you have either a latch problem or a trunk adjustment problem. There could be worn or bent components in the latch assembly causing the concern. I suggest having a qualified technician perform an inspection to...

Hello and thanks for your question. There is a misfire detected between cylinder 1 and cylinder 2. The codes P0301 (https://www.yourmechanic.com/article/p0301-obd-ii-trouble-code-cylinder-1-misfire-detected-by-jamahl-walker) and P0302 (https://www.yourmechanic.com/article/p0302-obd-ii-trouble-code-cylinder-2-misfire-detected-by-jamahl-walker) are directly related to cylinder 1 and cylinder 2. The code P0300 (https://www.yourmechanic.com/article/p0300-obd-ii-trouble-code-random-multiple-cylinder-misfire-detected-by-jamahl-walker) means that there...

Hi there. Usually when you hear a clunk or loud noise, accompanied by reduced engine performance and then the car won't start again, it is caused by a mechanical component failure, ranging from a serpentine belt to a failure of...

Hi Tina. Thanks for contacting us today. It really depends on what your car is actually doing that would lead to a possible reason. If it is pulling to one side of the road, it could have been caused by...