Q: I have a 2011 Mitsubishi Galant and have oil leaking from my oil pan drain plug. Changed the plug but it is still leaking.

The codes P0300 through P0306 are for misfires of random cylinders or different cylinders. The second code P1456 is for the evaporative fuel tank system having a leak somewhere in the system (https://www.yourmechanic.com/article/how-to-diagnose-a-fluid-leak-by-mark-vallet). Since you are getting random misfires, then...

When a water pump fails, it usually fails by seizing up. It is possible for a water pump to seize up without having any warning lights illuminated. Many times the water pump will make a noise because the bully is...

Green fluid sounds like engine coolant leaking. Overheating would seem to justify it being coolant. The battery and Check Engine Lights coming on may indicate that leaking coolant may have sprayed onto other components like the alternator or possible the...

Hello - you have at least one cooling system problem (https://www.yourmechanic.com/question/my-car-says-it-s-over-heating-by-colton) that could be causing all of the symptoms, or more than one problem. The cooling system was not properly bled, and still big air pockets. This will cause overheating...

Hello. You may be facing more than one issue at the same time, due to all of these being related to a different system. One of the only components that can effect all of these systems is the ground connections....

Your car is relatively new and so the only thing really that I would expect to replace in the braking system are the brake calipers (other than consumables or maintenance items, of course, such as pads and fluid). To replace...

Hi there. Look at the engine and try to locate where the fluid is coming out of. Most likely the coolant is leaking out of a heater hose next to the engine by the firewall. If the hoses are good...

With the high miles on the vehicle, the first thing I would check would be to get to the crankshaft pulley with the proper tool and attempt to turn the engine over by hand. If the engine is very hard...

Hi there. The P0171 code means that, on the first bank of the engine, the fuel system is running weak or a vacuum leak exists near this side of the engine. A lean condition occurs when the engine either receives...