We've all heard a car or truck in our MARTIN neighborhoods that needs a new muffler. But there's more to the exhaust system than just the muffler.{{ image('https://s3.amazonaws.com/www.autonettv.com/m...
The PCV valve is a little, inexpensive part that does a big job for MARTIN and our environment here in TN. PCV stands for Positive Crankcase Ventilation. The crankcase is the bottom are...
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Question:My car failed its emissions test – what do I need to do?Davis Automotive Answer:Let's get this out of the way: a leak in your exhaust system could be deadly. I...
Many people hear the term “oxygen sensor" and figure it must have something to do with sensing oxygen. But they don’t really know much beyond that. Let’s break it down; your vehicle ...
It is pretty amazing how auto makers have been able to consistently build more powerful engines in vehicles that get better fuel economy while at the same time meeting increasing environmental standar...
