At Harold's Used Auto Parts Inc, there’s a reason we’re the top rated truck repair center in Philadelphia, PA; we do it all. While many shops shy away from the more complicated aspects of truck repair, we have the tools and people to get the job done.

For all your transmission repair and maintenance needs, trust the specialists with the knowledge and ability necessary to keep your car, truck, or SUV reliably on the road. At Harold's Used Auto Parts Inc in Philadelphia, PA, we prioritize quality over everything. A huge aspect of that goal is keeping up with the technology of the modern era.

Transmission slippage can be caused by a variety of factors that are sometimes difficult to pin down. From Harold's Used Auto Parts Inc in Philadelphia, PA, here’s a rundown of the more common issues that may cause a transmission to slip. Our highly trained technicians are ready to get you going with a top transmission.

Transmission slippage can be caused by a variety of factors which are sometimes difficult to pin down. From Harold's Used Auto Parts Inc in Philadelphia, PA, here’s a rundown of the more common issues that may cause a transmission to slip.

At Harold's Used Auto Parts Inc in Philadelphia, PA, we understand the intricacy and complexity of your transmission. That’s why we always treat it with the same attention to detail as the engineers that designed it, no matter what type of car, truck, or SUV you drive.

Your transmission suddenly isn’t shifting right. So what’s wrong with it? Do you need your transmission rebuilt? Good question. Unfortunately, the answer is: No one knows. At least, not yet. To find out what’s causing your transmission problem, a technician 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?

It can be very alarming to hear unusual sounds coming from your vehicle. If you are hearing any humming, whining, or even clunking noises emitting from under your vehicle, it is most likely a transmission issue. Luckily, these noises can help you pinpoint what issue you may be having with your transmission. Some of these issues are minor and can be easily taken care of, but some of them are much more major and may require special attention and service. Read on to see just what your transmission problem may be.

At Harold's Used Auto Parts Inc in Philadelphia, PA, transmissions are our specialty. We know exactly how they work and exactly how to maintain and repair one. You know you have a transmission, and you know it’s important, but what does it actually do? Here’s the simple answer to a complicated question.

Sometimes your car, truck, or SUV stops performing quite like it used to. At Harold's Used Auto Parts Inc in Philadelphia, we can fix that. A simple but common issue on vehicles equipped with a manual transmission is shifter bushing issues. Your shifter has a bushing on the end of it, where it connects to the actual transmission. Its purpose is to provide tight, smooth shifting. 

You’ve probably heard the term “transmission flush” before at some point in your automotive experience. But what exactly does it mean to have your transmission flushed, and why does it matter? Harold's Used Auto Parts Inc in Philadelphia, PA has the answers.

You’ve probably heard the term “transmission flush” before at some point in your automotive experience. But what exactly does it mean to have your transmission flushed, and why does it matter? Harold's Used Auto Parts Inc in Philadelphia, PA has the answers.

You’ve heard the term “slipping transmission” before, and you know it’s nothing good. What exactly does a transmission slip feel like, and how much of a problem is it if your transmission is slipping? At Harold's Used Auto Parts Inc in Philadelphia, PA, our expert technicians have diagnosed and repaired every type of transmission issue in the book. Here’s a short explanation of transmission slippage, and what action you should take to get rid of it.

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. 

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 from Harold's Used Auto Parts Inc in Philadelphia, PA we want you to be an informed driver so here’s some information about where transmission leaks start, and how to end them.

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.

Unless you use your vehicle to tow every day for work, odds are you haven’t paid much attention to your truck, SUV, or crossover’s towing capacity. Maybe you’re looking to buy a boat for some summer fun or just need to rent a trailer to get your belongings from one dwelling to the next. Whatever the reason for pulling something behind your vehicle, it’s important to get a firm grasp on what exactly your towing capacity means. Understanding how each of the components in your vehicle contributes to your overall tow rating can keep you from putting undue stress on your rig and keep you and your family safe.

Unless you use your vehicle to tow every day for work, odds are you haven’t paid much attention to your truck, SUV, or crossover’s towing capacity. Maybe you’re looking to buy a boat for some summer fun or just need to rent a trailer to get your belongings from one dwelling to the next. Whatever the reason for pulling something behind your vehicle, it’s important to get a firm grasp on what exactly your towing capacity means. Understanding how each of the components in your vehicle contributes to your overall tow rating can keep you from putting undue stress on your rig and keep you and your family safe.

Transmission malfunctions are sometimes hard to pin down and might even go unnoticed. A transmission slip can manifest itself in a lot of different ways because there’s not a universal or consistent way to describe it. Since it will vary based on the vehicle, how bad the issue is, and what components are at fault, here are some symptoms to look for in your vehicle.

Transmissions are complicated and intricate pieces of equipment. Many general mechanic shops won’t touch a transmission, if it’s anything more than simply installing a new one. Transmissions are one aspect of a vehicle that even experienced mechanics often don’t dare delve into, and is easily the most mysterious and misunderstood system in the automotive world. You need a shop that you can trust to perform the best work on whatever your transmission may be in need of. 

Transmissions are complex, and over time they will wear out and eventually break. Knowing what to look for will play a key role in preventing your transmission from failing prematurely. At Harold's Used Auto Parts Inc in Philadelphia, PA we want to give you some insight on how your transmission works and how it can fail.