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  • Ron Henningsen

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    On the Cover - Sticky GM Brake Pedal Assemblies - Stuck (Down) Brake Pedal

    Over the past several years, General Motors vehicles exhibit a condition where the brake pedal sticks in in the downward position. Understand the root cause of the problem, and how to correct it; as illustrated in our Photo Tech article from Ron Henningsen.

    Photo by Undercar Digest Technical Editor Ron Henningsen

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  • Car Care Council Supports National Tire Safety Week
    Monday, July 1, 2019 12:00 AM
    Maintaining a vehicle’s tires is essential to maximize tire life and ensure safety on the road. There is no better time to start than National Tire Safety Week in May to start checking tire pressure and condition regularly, according to the Car Care Council.
  • Stay in The Aftermarket Whether You Turn a Wrench or Not
    Monday, July 1, 2019 12:00 AM
    Opportunities abound in the automotive aftermarket. All you have to do is stand back, take a wide view of the situation, analyze what your true drive and desire is, and then put together a plan of action.
  • Stuck (Down) Brake Pedal
    Monday, July 1, 2019 12:00 AM
    Over the years, various vehicles have had sticky brake pedals. When they are applied, they sometimes don’t return or there is difficulty in even applying them. A variety of causes can be the root of this problem. This issue of Photo Tech will discuss one General Motors-related vehicle that has actually had a recall on it to fix his problem.
  • R&R Tech: Shaking Loose
    Monday, July 1, 2019 12:00 AM
    One of our retail locations had a 2015 Ram Promaster show up on the back of a tow truck a few weeks ago, and this truck is a service vehicle for a local grocery store. The driver said he was traveling at about 40MPH when he felt like he ran over a boulder in the road, heard loud noises, and the truck stopped moving. This is the first time that I have seen this happen; the transmission was hanging down so far it was almost on the ground. What the heck happened?
  • The DANGER in Charging Forward - Changing Battery Types in Today’s Vehicles
    Saturday, June 1, 2019 12:00 AM

    It wasn’t long ago that we raised the hood on a vehicle and there was only a standard “wet” sealed lead acid battery. Today, many batteries are located in the trunk or under the seats to save space in the engine compartment. Additionally, a more reliable battery was necessary to handle the increased duty-cycle of the vehicle’s electrical system, due to integration of more and more accessories into vehicles. Now, there are more than 2,200 makes and models that come standard with a newer, different battery type.

  • How's Your Profit Leverage?
    Monday, July 1, 2019 12:00 AM
    Business Editor Tom Langer discusses how it’s important to realize that there are “levers” you control regarding profitability. To make more money, improve and target marketing, increase customer service/satisfaction, improve throughput, improve your team, and increase capacity for work. To keep more of the money you make, there is only one answer, controlling expenses.
  • The 6 Rules of Maximizing Customer Retention
    Monday, July 1, 2019 12:00 AM
    Rule #1. Provide consistency in the experience. Popular companies such as McDonald's, Starbucks and Nordstrom all understand the importance of consistency in service. With any of these companies, before you step into their stores you already have an expectation of what the experience will be. The top shops understand this rule, and that is why they have clearly defined procedures for everything they do, from handling the first-time caller, through car delivery. When customers feel there is no consistency in service, they will typically look for an alternative service provider. 
  • Customer Followup
    Monday, July 1, 2019 12:00 AM
    “Most shops do not stay in touch with their customers,” laments Bob Depontes, Management Consultant. Yet, there is a ton of potential in keeping in touch with your customers. You can demonstrate your concern by contacting them about the experience they had on their last visit.
  • Run, Hide, FIGHT - Workplace Violence; Don’t be a Statistic
    Monday, July 1, 2019 12:00 AM
    What happens when conflict arises in your workplace? Is it addressed, or brushed under the rug? Violence is on the rise; shop owners and employees need to be trained to identify triggers, signs and symptoms in order to avoid any potential outbursts. Protecting your staff and customers should be your priority.
  • Xpertech Auto Repair, Englewood, Florida - Just a Flesh Wound...
    Monday, July 1, 2019 12:00 AM
    This month’s shop story highlights a tenacious female shop owner who refused to accept defeat after crippling blows to her marriage and business partnership. Today, Kathleen Jarosik operates an award-winning NAPA Gold AutoCare Center.
  • Saturday, June 1, 2019 12:00 AM
    Plenty of shop owners complain about the incredibly fast pace of new automotive technologies. Those shops are often uncertain as to where to focus their efforts, training and investments. We’ve all heard it said before, “It’s too hard to hit a moving target.”

    Kirk Holland offers a solution; he brings the target(s) right to your shop’s doorstep.

  • CuS.T.E.M. -izing our Industry’s Future
    Wednesday, May 1, 2019 12:00 AM
    What do you get when you mix a dozen automotive aftermarket professionals with 300 twelve-year-olds and hundreds of priceless custom cars? We’ll all know the answer in ten years or so, when those same students start making post-graduate school and career choices.
  • So, Who Puts Brakes on the Batmobile?
    Wednesday, May 1, 2019 12:00 AM
    Some car repairs require a little extra attention to detail. Especially when the car belongs to someone famous or infamous. Or, maybe the car is unique, highly desirable or even rare. We found a shop that works at a Fast and Furious pace to keep up with maintaining an ever changing collection of cool cars.


Undercar Digest serves automotive-repair facilities involved in undercar services that include brake, exhaust and chassis diagnostics and repairs. It also covers a variety of other repairs including drivability. In addition to shops, our readers include manufacturers, warehouse distributors and parts stores that serve them.

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