Q: how difficult would it be to update the engine?

The head gaskets failing could indeed cause this issue. Some ways to figure out if the head gasket is bad would be evidence of internal leakage of oil or coolant via pressure tests and compression tests. If the head gaskets have...

Generally, it means that the motor itself is shorted out (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-window-motor-regulator-assembly) and it's just popping the fuse (https://www.yourmechanic.com/article/how-to-check-fuses-by-rocco-lovetere). That's almost always what it is. You can take the door panel apart and you can disconnect the motor from the switch...

Hello there, many different faults can cause your car to not start when the key is turned. In this case the most likely faults would be a ignition switch (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-ignition-switch), key cylinder, worn key, key transponder failure, or a wiring...

It sounds like your throttle body is dirty (https://www.yourmechanic.com/services/clean-throttle-body). You may want to check it and make sure it is not sticking. Check for loose connections within the system also. Your car may also be idling rough (https://www.yourmechanic.com/services/car-idle-is-rough-inspection) due to...

Hello. I would highly advise against driving a vehicle without brakes, as a vehicle with no brakes is unfit to drive on the road as you will not be able to safely stop the vehicle. Also, depending on your local...

Hey, thanks for writing in. There may be two different issues at play here. Your fuel gauge sending unit may be faulty which is what causes the fuel gauge to fluctuate erratically not reading correctly. This is a small float...

Hi there. The wrench light typically indicates that maintenance or service is due on your Ford Freestyle. However, the "helicopter" sound does raise a few red flags, such as a damaged serpentine or fan belt, or possibly internal engine component...

Hi there. If the coolant leaks out too much, the computer will see this from the coolant temperature and coolant level sensors and shut off the engine to prevent any damage to the engine. Check for the coolant leaks and...

Hi there. As far as I'm aware, the valve covers on a V6 3.5 Liter Nissan engine are made of steel and not plastic or a polymer. If the valve cover was a strong polymer (or plastic), the valve cover...