Fuel Systems are particularly important on diesel trucks, whether you drive a Ford, Chevrolet, or Dodge pickup. At Hillin's Auto Repair, LLC in San Antonio, TX, fuel system maintenance and repair is a service we prioritize, since we know how essential a reliable fuel system is.

Once you’ve settled on an engine, the last thing you want to do is cut corners on the final steps. At Hillin's Auto Repair, LLC in San Antonio, TX, we understand the importance of your investment.

Oil changes are integral to the performance, longevity, and reliability of your diesel truck. At Hillin's Auto Repair, LLC in San Antonio, 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.

Your fleet or commercial vehicles most likely spend a lot of time idling. Whether it’s to keep warm or simply out of convenience, the stop and go lifespan of these vehicles mean idling is a part of their duties. But, is it bad for them? Hillin's Auto Repair, LLC in San Antonio, TX has the information you need.

Glow Plugs are an essential component of your diesel engine. However, a faulty glow plug can go unnoticed or be neglected for quite some time; your truck will still start and run, so it’s an easy issue to overlook. At Hillin's Auto Repair, LLC in San Antonio, TX, we want you to know what to look for, and why you should be concerned with a bad glow plug.

Here at Hillin's Auto Repair, LLC in San Antonio we often do diagnostics and sometimes the problem is obvious after hooking the car up to the computer and reading the codes.  However, sometimes it isn't obvious during a test drive or after hooking it up to all those computer programs!  You know there is a problem and a Check Engine Light is on with the fleet customer telling you the car has been having issues starting and the light has been going off and on depending on several factors.  No pattern, no simple answer but the problem becomes obvious when you start following the "threads of the issue" thanks to all that ASE Technician training.

Are the tires on your diesel truck any good? At Hillin's Auto Repair, LLC in San Antonio, TX, we want you to be able to spot the difference between a good tire and one that needs to be replaced. Here’s a quick guide on what to watch out for.

The engine and transmission in your Chevrolet, Dodge, or Ford diesel pickup is the heart and soul of your truck. At Hillin's Auto Repair, LLC in San Antonio, we repair, rebuild, and replace engines or transmissions with quality parts and builds, keeping your truck on the road for years to come.

Now that you know why your turbo is necessary, you’ll want to know what the turbocharger is made of. Turbos are intricate and precise components, but not actually all that complicated or difficult to understand. Here’s a rundown on the parts of a turbocharger, from Hillin's Auto Repair, LLC in San Antonio, TX.

Whether you drive a Powerstroke, Cummins, or Duramax diesel, your truck is a complex piece of equipment. Emissions systems, fuel systems, and systems you’ve probably never heard of all work together to keep your truck going strong. Sometimes, however, a warning light will pop up on your dash, and leave you wondering what’s going on. From ABS to Check Engine Lights, Hillin's Auto Repair, LLC in San Antonio, TX has you covered.

Whether you drive a Chevy, Dodge, or Ford diesel truck, there are a variety of options out there for a replacement engine. Depending on your truck's worth, it may depend on the type of engine and the amount of money you want to put into it. You can purchase a used, rebuilt, remanufactured, or even new diesel engine to replace your old. At Hillin's Auto Repair, LLC in San Antonio, TX, we’re here to help you choose the right one. 

If you drive a Duramax, Powerstroke, or Cummins diesel, you’ve got a truck that’s built for power and reliability. From our team here at Hillin's Auto Repair, LLC in San Antonio, TX, here are the keys to unlocking the secret of a finely tuned diesel pickup.

Diesel trucks are known for their incredibly reliable engines. At Hillin's Auto Repair, LLC in San Antonio, we know that the key to a reliable engine is good maintenance. In fleet trucks, the difference between a truck that lasts a million miles and a truck that needs new engine hinges on how well it has been maintained.

Whether you drive a Cummins, Duramax, or Powerstroke diesel truck, there’s a good chance you’re familiar with turbochargers. Over the past couple of decades, turbos have nearly become stock equipment on diesel pickups, and are becoming increasingly common on gas vehicles as well. But what are they, how do they work, and why are they there? Hillin's Auto Repair, LLC in San Antonio, TX has the answers.

Vacuum pressure plays a critical role in keeping your engine running smooth, and performing it’s best. From Hillin's Auto Repair, LLC in San Antonio, TX, here’s some info on vacuum pressure, why you need it, and how to tell if you’ve got a vacuum leak.

Leaks and drips that get the interior of your vehicle wet are definitely an inconvenience. Sitting water promotes rust, bad smells, and can ruin your carpet. Furthermore, the water often seems to come from seemingly nowhere, adding to the frustration. From Hillin's Auto Repair, LLC in San Antonio, TX, here are some of the leading causes of water on your floor, and what you can do about it.

Whether you drive a Duramax, Cummins, or Powerstroke diesel pickup, you have an exhaust system that is prone to failure. When you have a leak that needs attention, Hillin's Auto Repair, LLC in San Antonio, TX can help.

Performance chip installation is one of the perks of diesel truck ownership. At Hillin's Auto Repair, LLC in San Antonio, our mechanics can professionally tune and install a chip for any application, whether you drive a Cummins, Powerstroke, Duramax, or otherwise.

Modern vehicles are becoming increasingly complex, and as a result, computer diagnostic systems are becoming a necessity rather than a convenience. At Hillin's Auto Repair, LLC in San Antonio, TX, our state of the art technology and trained technicians are ready to diagnose any transmission issue you may be experiencing with your car, truck, or SUV.

When you think about diesel engines, you probably think about large trucks and machinery, and maybe a few oddball cars over the years. So how long has diesel really been around, and why is it used the way it is today? At Hillin's Auto Repair, LLC in San Antonio, TX, we have the answers.