Repair Services

  • Brakes - how do they work?

    car brakes in depth look

    At Harold's Used Auto Parts Inc in Philadelphia, we know that in order to keep your car in good shape, it helps to know how it works. Here’s a quick rundown of a system that’s very important, but you take for granted until there’s a problem; your brakes.  While there is a multitude of configurations and levels of complexity in automotive brake systems, they all essentially work the same way. Disregarding anti-lock brake systems and the like, this is how braking works in its simplest form.

  • Can’t shift out of Park?

    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.

  • Changed Your Oil Lately?

    oil change funnel on an engine

    If you drive a Dodge, Chevy, or Ford diesel pickup, you know the amount of hard work your truck puts in. You may also be aware that diesels run a little dirtier than your average gas burner. At Harold's Used Auto Parts Inc in Philadelphia, PA, our goal is to keep your Duramax, Cummins, or Powerstroke truck on the road for many miles to come. A huge part of that is keeping your oil maintained.

  • Check Engine Light Staring You in the Eye? Here's Why You Should Pay Attention

    Check engine light on the dash

    There’s a huge percentage of vehicle on the road, right now, with the check engine light illuminated. Many of them have had it on for years, even. Frequently, a check engine light will illuminate, but pose no immediate problems, so people just get used to it and learn to live with it being on. However, Harold's Used Auto Parts Inc in Philadelphia, PA would like you to know that it’s worth having it looked into. Typically, the problem can be diagnosed by simply plugging your car into our computer; the vehicle gives us a code, and we know what the problem is immediately.

  • Experiencing A Loud Radiator Fan?

    mechanic working on radiator fan

    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.

  • Feels Like Trouble (Is your vehicle driving right?)

    Nobody knows your vehicle better than you; if you suspect it isn’t driving the way it used to, there’s a good chance you’re correct. The truth of the matter is there are countless reasons and remedies for such a broad subject, but Harold's Used Auto Parts Inc in Philadelphia, PA has compiled a list of a few common problems that can cause a vehicle to drive poorly.

  • Have an Off Track Window in Your Vehicle? Here's What to Do

    Car windows

    Automotive windows are one of those things that you take for granted, until something goes wrong. One of the more irritating issues a window can develop, is dislocating from its track while attempting to roll it up or down. Why does this happen, and how do you fix it? At Harold's Used Auto Parts Inc in Philadelphia, PA, we’ve got answers to your questions and solutions to your problems.

  • How Critical Are Belts On Your Vehicle?

    drive belt

    Your drive belts are simple but integral components to the function of your car, truck, or SUV. At Harold's Used Auto Parts Inc in Philadelphia, belts are one of the first things we assess when looking over a vehicle, as they alone are in charge of operating your AC, water pump, alternator, and power steering.

  • How To Prevent A Transmission From Overheating

    Part of a transmission

    At Harold's Used Auto Parts Inc in Philadelphia, PA, we know that the key to keeping a transmission reliable and in shape is taking care to prevent an issue in the first place. Here, well explore a condition which has a lot of potential to cause your transmission harm: overheating.

  • How to Reduce Your Vehicle Maintenance Costs

    Man working under the hood of his vehicle

    If you want to avoid nasty and unexpected surprise maintenance costs, sticking to a regimented schedule of preventative maintenance is something you are going to want to get used to. The reason being is simple – frequent maintenance will keep your vehicle in good health, ensuring you get the most out of all those expensive-to-replace parts. While it might sound counterintuitive, the best way to reduce maintenance costs is to stick to a prescribed maintenance schedule.

  • How To Test Your Shocks

    shocks

    Ride quality is an essential part of your driving experience. At Harold's Used Auto Parts Inc in Philadelphia, we strive to keep your car, truck, or SUV as smooth and comfortable to drive as the day it came off the lot. Your shock absorbers play a huge role in ride quality; here’s what you should know.

  • Is It Time To Replace Your Ball Joints?

    separated ball joint that needs to be replaced

    We know you’re busy. At Harold's Used Auto Parts Inc in Philadelphia, PA, we also know that while there are certain issues with your car, truck, or SUV you can ignore for a while, some of them shouldn’t wait. While serious issues are often obvious, sometimes they aren’t - ball joints are one such case.

  • Is Your Truck Pulling To The Side? What Does That Mean?

    Does your steering wheel feel like it’s fighting you when trying to drive in a straight line? Does your truck turn too aggressively when you try to go one direction, and poorly when you try to go another? There are a few possibilities as to what it means if your truck resists going in a straight line. Harold's Used Auto Parts Inc in Philadelphia has the answers for you.

  • Is Your Vehicle Not Steering Right?

    steering wheel

    Good steering is an underrated and often neglected aspect of driving. At Harold's Used Auto Parts Inc in Philadelphia, PA, we believe in making sure you have the best vehicle possible, whether you’re driving across town or traveling long distances.

  • Myths of Motor Oil

    engine oil

    Everyone from mechanics, to your uncle that works on cars, has at some point given you advice concerning engine oil. The fact of the matter is that while we are familiar with words like “synthetic” and “oil weight,” many people don’t know exactly what the terminology means, or why common knowledge about oil exists in the form that it does. At Harold's Used Auto Parts Inc in Philadelphia, PA, we keep things clear and simple. The more you know about your vehicle, the better equipped you are to keep it maintained, and we know a thing or two about vehicles. We have compiled a short list of common myths for you, most of which you’ve heard, but maybe never second guessed.

  • Need Of New Brake Pads?

    man driving

    Do you need new brake pads? Most of the time, if you think you do, the answer is yes. While a lot of auto parts stores sell brake pads with lifetime warranties, don’t be misled...brake pads will still wear down.

  • Prevent Your Transmission from Overheating

    man broke down on side of road with hands on head

    At Harold's Used Auto Parts Inc in Philadelphia, PA, we know that the key to keeping a transmission reliable and in shape is taking care to prevent an issue in the first place. Here, we’ll explore a condition that has a lot of potentials to cause your transmission harm; overheating.

  • Tire About to Blow Out? Here's What to Do.

    Flat tire on a car

    At Harold's Used Auto Parts Inc in Philadelphia, PA, we understand that you can’t prevent malfunctions all the time, every time. At some point in your driving history, you’ve probably dealt with a flat tire. Sometimes a tire goes flat in a parking lot, but sometimes a tire can fail while driving. Here are some indicators you have a tire that is about to fail, and how to handle the situation.

  • We Value You and Your Vehicle

    Mechanic working on vehicle in shop

    The most important part of your visit to any shop is making sure that your vehicle receives the best repair. While we uphold that standard, the team at Harold's Used Auto Parts Inc will also go above and beyond to ensure that you get only the best customer service along with a competent repair.

  • What Is a Transmission “Flush”?

    transmission fluid being poured into vehicle

    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.

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  • Pet Friendly
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  • State Inspection
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  • Towing
  • Toyo
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  • 12 Month Warranty
  • Wifi Available

5347 Whitby Ave
        Philadelphia, PA

(215) 472-1552
Email the Shop
MON-FRI | 8:30 AM - 5:30 PM
SAT | 8:30 AM - 2:00 PM
SUN | CLOSED
Closed every third Saturday of the month