Why do RVs need to be plugged in all the time? As long as your converter is working to stop the battery from overcharging, leaving the RV plugged in will prolong the life of your battery. Additionally, an RV that is plugged in all of the time can run its heating and air conditioning system whenever the need arises. Can a RV be plugged into a power outlet? Although it isn’t always necessary, connecting your RV to a power outlet while you aren’t using it can be helpful. Most US trailer parts have ports where you could plug in 30...

What is usually replaced with a timing belt? In many engines, timing belts have replaced metal timing chains (similar to a bicycle chain) connecting the camshaft and crankshaft gears. The camshaft and crankshaft must work in perfect harmony, called valve timing, during the four-stroke combustion cycle (intake, compression, power, exhaust). Can a mechanic tell if a timing belt has been replaced? There really isn't an indicator for belts, unfortunately. If the boyfriend of the previous owner says the dealer changed it, bring the car to that dealer, if possible, and have them look up a service record. If you're far...

Does coolant eventually run out? Most vehicles will lose a little coolant over time due to evaporation from the reservoir. But a significant loss of coolant in a relatively short period of time usually signals a leak, a radiator cap that is not holding pressure or a cooling system that is running too hot. Does antifreeze go where the coolant goes? Does antifreeze go in the engine coolant? Once mixed with water, you simply pour antifreeze into the same place as the engine coolant: the expansion tank, or reservoir. It will then filter 'round the engine and mix with your...

Can a bad battery trip a check engine light? When a battery is faulty or undercharged, it won't be able to send the right amount of energy to your vehicle's computer. This may cause the check engine light to flip on. Why is my check engine light turning on and off? In a perfect world, you'll find that a check engine light on and off intermittently is being caused by a loose gas cap. But many times, a check engine light will be caused by something other than a loose gas cap. It can, for example, be caused by a...