Automotive Industry News & Information - Harold's Used Auto Parts, Inc.

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.

If you drive a lightweight car, truck, or SUV, the torque converter you have installed is probably just fine. For those of you with more heavy-duty applications, like high horsepower setups or towing rigs, the stock converter may not be enough. At Harold's Used Auto Parts Inc in Philadelphia, PA, we can help with that.

At Harold's Used Auto Parts Inc in Philadelphia, we understand all too well the importance of changing your oil regularly. Three to five thousand miles sounds like a lot, but it doesn’t really take that long to rack them up. The busier you are, the more you probably drive, and the more likely you are to forget it’s time to change your oil. Here are some reasons to pay attention to your oil changes, and help you better understand why oil changes are so important.

At Harold's Used Auto Parts Inc in Philadelphia, we know how annoying a dead battery can be. Here’s some information on the subject, that will hopefully help you understand your battery issues a little better.

At Harold's Used Auto Parts Inc in Philadelphia, PA, we know that diesel engines play a huge role in many of our customers' daily ways of life. If you drive a Duramax, Powerstroke, or Cummins diesel pickup, you obviously appreciate the power of the diesel engine. Diesel engines are prevalent all over the road, but where did it all start, and why are diesel engines most commonly found in trucks today?

At some point, while waiting for your tank to fill up, you’ve probably wondered what the difference is between the choices of gasoline at the pump. Typically, you see three buttons, with a number between 85 and 98, in ascending order and ascending prices. These numbers are octane ratings, which you probably know; but what is an octane rating, really?

Here at Harold's Used Auto Parts Inc, we take pride in our work and that’s why we choose only the best of products for our customers. We already have faith in Jasper Engines and Transmissions because of the products they provide and the warranty that backs them up, but this latest news justifies our choice even more. There are thirty NASCAR® team/driver combinations in 2021 that are using the JASPER 4-Speed Transmission. Of those thirty team/driver combinations, eighteen are being used for the NASCAR® Cup Series and twelve are being used for the NASCAR® Xfinity Series.

What are radial tires, where do they come from, and why are they important? If you own or operate a fleet or commercial truck, radial tires are an advancement you’re thankful for, whether you realize it or not. Here’s why, from Harold's Used Auto Parts Inc in Philadelphia, PA.