There may come a day when you go to shift your vehicle out of “Park”, and the shifter refuses to move. Perhaps you are already experiencing this issue intermittently, or currently have a vehicle stuck in park. While this is a serious inconvenience, it doesn’t necessarily indicate a serious problem; let Harold's Used Auto Parts Inc in Philadelphia, PA put your mind at ease.

In life, you learn that more expensive doesn’t always mean better. When it comes to transmission fluid, does it matter? Are name brand fluids better than the cheapest option? Harold's Used Auto Parts Inc in Philadelphia, PA has the answers.

Obviously, your fuel delivery system is an extremely important aspect of the running condition of your truck. At Harold's Used Auto Parts Inc in Philadelphia, our expert team of mechanics can treat and clean your fuel delivery system, ensuring you get the most out of your fleet.

Your vehicle's belts and hoses are essential to the cooling, air conditioning and charging systems, and the engine. Don’t take these routine replacement intervals for granted because they can break down and leave you stranded.

What is the purpose and importance of your belts and hoses? The timing belt keeps the crankshaft and camshaft mechanically synchronized to maintain engine timing. Whether serpentine, V-belt, or fan belt (the belts on the outside of the engine), they all transmit power from the front of the engine to accessories that need to be driven, such as the air conditioning, the charging system, and fans. Radiator and heater hoses carry coolant to and from the engine, radiator, and heater core.

In the automotive business, the customer is just as important as the vehicle and the customer service is just as important as the auto repair. That is why at Harold's Used Auto Parts Inc, we strive to provide only the best customer service to our clients.

At Harold's Used Auto Parts Inc in Philadelphia, PA, we service all types of transmissions, on any car, truck, or SUV. This includes both All-Wheel Drive and Four-Wheel Drive vehicles, but you may be wondering...what’s the difference? Both types of vehicle supply power to all four wheels, so why use two different terms? Due to the increasing demand for AWD and 4WD vehicles over the last decade, equipped on everything from sports cars to pickup trucks, more and more people are asking these same questions.

If you’re ever in a situation where you must remove the battery from your vehicle, it’s important to know what you’re doing. It seems pretty straight forward, and it is. However, there are some important things to remember when disconnecting the battery in your car, truck, or SUV. Here are some tips on disconnecting a car battery, from Harold's Used Auto Parts Inc in Philadelphia, PA.

If you drive a car with a manual transmission, you already know you have a clutch. But what exactly is it, and what does it do? At Harold's Used Auto Parts Inc in Philadelphia, we believe that knowing a little more about your car better prepares you to keep it maintained. Here’s what you should know about your clutch disc.

When you get in your car, truck, SUV, or minivan to drive and the A/C does not work what could be wrong? Here at Harold's Used Auto Parts Inc, we have some simple answers to help you understand how your vehicle A/C system works. The first question we are asked is "Why isn't my air conditioner blowing cold air?" Let's talk about what could be happening. 

What does a flex plate do, and how do you know if yours is faulty? Your vehicle may be telling you things you may not know. Harold's Used Auto Parts Inc in Philadelphia has the answers you need.

While some keys or key fobs can only be obtained from dealerships, most cars can be programmed to accept a new key or key fob without expensive dealer intervention. At Harold's Used Auto Parts Inc in Philadelphia, we often provide such services, at a fraction of the cost.

Your brakes have a lot to do with how your car drives. Brakes are a frequently neglected item on a lot of people’s checklist, and many drivers on the road have subpar brakes and don’t even know it. A car that brakes well and brakes correctly are just as important as acceleration, handling, or any other aspect of a vehicle’s drivability. A car with brake issues has the potential to be a far more enjoyable ride when fixed.

At Harold's Used Auto Parts Inc in Philadelphia, PA, transmission maintenance and repair is our specialty. Here’s some information on your transmission pump - what it does, and how to know if yours needs to be replaced.

Your car’s belts and hoses are essential to the cooling, air conditioning, and charging systems, and the engine. Here at Harold's Used Auto Parts Inc in Philadelphia, our team takes them seriously as we understand that ignoring the routine replacement intervals will result in a costly breakdown that could leave you stranded. There are so many components tied together with your belts & hoses that it isn't just a simple belt or hose requiring repairs when you allow things to progress to the stage where your car or truck has a breakdown due to a faulty belt or hose.

At Harold's Used Auto Parts Inc in Philadelphia, PA, we enjoy providing you with useful knowledge that pertains to the ownership and maintenance of your car, truck, or SUV. You may have noticed more and more electric cars hitting our roadways over the past few years. With that in mind, here’s a brief, but interesting look at the history of electric cars.

At Harold's Used Auto Parts Inc in Philadelphia, we know how irritating an issue with your car, truck, or SUV can be, even if it doesn’t immediately affect your vehicle’s performance. One such problematic issue, the excessively loud radiator cooling fan, is a common plague many automobile owners will experience.

Your transmission suddenly isn’t shifting right. So what’s wrong with it? Do you need your transmission rebuilt? To find out what’s causing your transmission problem, one of our technicians here at Harold's Used Auto Parts Inc is going to have to perform a series of tests. Basically, these tests are designed to answer the simple question: “Is it inside or outside?” That is, is the problem inside the transmission, or in one of the many control systems that operate the transmission?

Who created the world’s first car is actually a matter of debate; since the invention of the engine, people had been installing them on horse carriages to make them self-propelled. Even when automobiles specifically designed for engines came around, they were hardly recognizable as a car by today’s standards. However, the first patented automobile, a vehicle specifically designed to be propelled by an engine, was built by Karl Benz and completed in 1885.

At Harold's Used Auto Parts Inc in Philadelphia, we know that some of the most elusive issues with any car, truck, or SUV are often caused by the simplest of malfunctions. While you might consider a gas cap fairly innocuous, it can actually malfunction too, prompting a check engine light on your dashboard.

Good gas mileage is something we all want. In fact, many drivers purchase certain cars solely for gas mileage, and almost all of us at least take it into consideration when purchasing a vehicle. While it is true that gas mileage is by and large determined simply by the type of car, there are actually a variety of things you can do to increase the gas mileage of any automobile. The tips Harold's Used Auto Parts Inc in Philadelphia want to provide you here are simple and effective steps you can take to increase your gas mileage, often more considerably than you think.