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

The condition of your transmission fluid can tell you a lot about the condition of the transmission itself. At Harold's Used Auto Parts Inc in Philadelphia, PA, we want to help you be aware of what to look for and what we look for when servicing your transmission.

At Harold's Used Auto Parts Inc in Philadelphia, we change many tires that should’ve been replaced long ago. Your tires can go for miles and miles, but there always comes a time to replace them. So how can you tell when the right time is?

At Harold's Used Auto Parts Inc in Philadelphia, reliable trucking is our main concern. From oil changes to engine rebuilds, our expert mechanics have the knowledge, equipment, and ability necessary to keep your rig on the road, and performing its best. We also believe that driver knowledge is key to achieving this goal; in pursuit of that, here’s some information on a simple but important part of your truck, the tie rod.

technician holding a clean and dirty air filter comparison in the front seat of a car

When driving around town, your vehicle's engine needs clean air to burn the fuel – and it needs a lot. In fact, a typical vehicle needs about 216,000 gallons of air for every tank of gas. All that air passes through a filter that catches the dust and dirt. Eventually, the filter gets completely full, and because the filter can only hold so much, dirt starts getting through. At Harold's Used Auto Parts Inc in Philadelphia, we want to help you get the best air quality in your vehicle, but first, we want to explain the process of where this dirty air is going.

Leaky transmissions can be a pain, not only do they make a mess on the underside of your car, and in your driveway, but the transmission fluid is expensive and inconvenient to deal with. At Harold's Used Auto Parts Inc in Philadelphia, PA we want to provide you with some information on where transmission leaks start and how to end them so that maybe we can eliminate any future leaks.

Oil changes are integral to the performance, longevity, and reliability of your diesel truck. At Harold's Used Auto Parts Inc in Philadelphia, our expert mechanics understand the importance of good quality oil, changed at correct intervals, in allowing you to get the most out of your Cummins, Powerstroke, or Duramax diesel.

At Harold's Used Auto Parts Inc in Philadelphia, PA, we know there’s a lot of conflict on when you should maintain certain things on your truck. We also know there are consequences to neglecting maintenance; the difference between a truck that breaks down all the time and a truck that has covered over a million miles virtually trouble-free all boils down to maintenance.

At Harold's Used Auto Parts Inc in Philadelphia, PA, we’ve seen and diagnosed every warning light in the book. Many people ignore their check engine light, and while it isn’t advised, often get away with it. Transmission warning lights are different, however. Here's what it means and what you should do when it comes on.