At Nationwide Transmission in Flagstaff, AZ, we have the facilities, equipment, and technicians necessary to complete any job, no matter how big or small. When it comes to fleet and diesel trucks, the right people with the correct equipment makes all the difference - we’ll keep your truck reliably on the road, and we’re the fastest, most efficient repair facility in the business. When it comes to trucks this size, and this valuable, cut-rate maintenance and repair simply won’t do; you need professionals, with the tools and equipment necessary to get the job done right.

At Nationwide Transmission in Flagstaff, AZ, we work hard to be the maintenance and repair shop your fleet needs.

At Nationwide Transmission in Flagstaff, AZ, we know that fuel contamination is one of the priciest and most problematic issues that may plague a diesel engine. There are a variety of issues that cause contamination in fuel. Knowing these issues will help drivers become aware of fuel contamination and hopefully prevent these issues. 

Exhaust systems are one of the most neglected aspects of most vehicles. Exhaust pipes, catalytic converters, and mufflers are exposed to heat, emissions, and road damage. While your exhaust system is fairly simple and straightforward, these conditions mean it is inherently prone to rust and damage. As a result, this system is often one of the first systems you will have trouble within your car.

With all fleets and commercial vehicles, there comes a time you have to decide - do we fix this vehicle, or replace it? At Nationwide Transmission in Flagstaff, AZ, we’re here to help you figure that out.

Once you’ve determined a vehicle needs to have the engine replaced and is in good enough shape to keep on the team, it’s time to find an engine. Nationwide Transmission in Flagstaff, AZ is here to help you choose the right one. There are a variety of replacement options when it comes to engines.

At Nationwide Transmission in Flagstaff, we understand how important safety is in the world of truck driving. The stakes are higher in a big truck; potential for damage is obviously far greater, to you, your cargo, and other people on the road. Here are some easy tips that go a long way.

At Nationwide Transmission in Flagstaff, we know that few problems are simultaneously as simple and confusing as a bad ground connection on your car, truck, or SUV. Here’s a look at some symptoms of a bad ground, and what you can do to correct it.

At Nationwide Transmission in Flagstaff, we know that maintenance and repair can go a long way toward keeping your trucks on the road. We also know that sometimes, things have to be replaced altogether. The rear end, or differential, isn’t a component that needs to be replaced often; but when it does, a new one will make your truck feel like new.

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 Nationwide Transmission in Flagstaff, AZ, 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?