Diesel Repair

What Is an ASE Certified Technician?

Whether you drive a Chevrolet, Dodge, or Ford diesel pickup, maintenance and repair performed the correct way is a huge part of keeping you on the road. At R & M Automotive in Rockvale, TN, we use ASE certified technicians to make sure you get the best service in the industry.
Why Are Oil Tests Important?
Changing the oil in big trucks and commercial vehicles is an expensive, but necessary, part of keeping your vehicles going. You don’t want to wait until it’s too late to change your oil, but changing it too early can be a waste of time and money. Having your oil tested regularly helps us to hone in on exactly how often your oil needs to be changed, to optimize reliability and efficiency.
Why Choose a Diesel Engine?

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 R & M Automotive in Rockvale, TN, we have the answers.
Why is My Tire Losing Air?

Sometimes a tire goes flat over the course of days, weeks, or even months. A leak like this never has an obvious cause - so why is your tire losing air? From R & M Automotive in Rockvale, TN, here’s some info on leaky tires.
Your Diesel's Tire Guide

Whether you drive a Ford, Chevy, or Ram diesel truck, your tires are an important aspect of the way your truck performs. At R & M Automotive in Rockvale, TN, we’re here to keep you in the loop on what type of tires are out there for you, and what your tires say about the condition of your truck.
Your engine has trouble starting - is the starter bad?

When a vehicle has trouble starting, many people initially blame the starter. What is the starter, and how do you know if yours has called it quits? At R & M Automotive in Rockvale, TN, we want to keep you informed and telling you what to look for will prevent further damage when issues arise. The starter is essentially just an electric motor; a gear at the end of that electric motor engages the flywheel, which turns the engine over, allowing it to start. How do you know if yours is failing?