Oil changes are integral to the performance, longevity, and reliability of your diesel truck. At Clark's Automotive, Inc in Manassas, 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? Clark's Automotive, Inc in Manassas, VA 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 Clark's Automotive, Inc in Manassas, VA, we want you to know what to look for, and why you should be concerned with a bad glow plug.

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

At Clark's Automotive, Inc in Manassas, we know that keeping up with required maintenance schedules is the difference between a truck that lasts a few years and a truck that stays strong for decades.

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 Clark's Automotive, Inc in Manassas, VA.

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, Clark's Automotive, Inc in Manassas, VA has you covered.

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 Clark's Automotive, Inc in Manassas, VA, here are the keys to unlocking the secret of a finely tuned diesel pickup.

Diesel trucks are known for their incredibly reliable engines. At Clark's Automotive, Inc in Manassas, 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.

On all modern vehicles, electronic engine controls have truly changed the game in terms of performance, efficiency, and reliability. On diesel trucks, whether you drive a Chevy, Dodge, or Ford, this innovation has been particularly revolutionary. The gains diesel engines have made in the past couple of decades are impressive by any standard, and electronic engine controls are a huge contributor to those developments.

The catalytic converter is an essential piece of equipment on any modern vehicle. At Clark's Automotive, Inc in Manassas, VA, our team of professional technicians are able to diagnose and repair any catalytic converter issues your Chevrolet, Dodge, or Ford diesel pickup may be experiencing.

Trucks aren’t like cars...your average personal vehicle usually holds about 5 quarts of oil, and you are supposed to change it every 3-5k miles. However, the same logic doesn’t apply to large trucks. At Clark's Automotive, Inc in Manassas, we know how important proper oil changes and diagnostics are to keep your truck on the road, for hundreds of thousands of miles. Here’s what you need to know:

Modern vehicles are becoming increasingly complex, and as a result, computer diagnostic systems are becoming a necessity rather than a convenience. At Clark's Automotive, Inc in Manassas, VA, 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 Clark's Automotive, Inc in Manassas, VA, we have the answers.

Tire pressure may seem innocuous enough, but at Clark's Automotive, Inc in Manassas, we know how much of a difference correct tire pressure makes. Tire pressure checks are just one of many regular service items we check when you bring your truck in for servicing, but it’s one that’s more important than you might think.

Currently, the future of electric vehicles looks promising - though it won’t likely replace your Duramax, Powerstroke, or Cummins engine any time soon. Still, we don’t know what the immediate future holds. This battle was waged once before in the past, with combustion engines taking the throne over electric power. Here’s a brief history of electric automobiles, from Clark's Automotive, Inc in Manassas, VA.