Hansen CARS
128 Sumner Ave. Ames, Iowa 50010 | (515) 232-4241

Engine and Exhaust

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Diesel Exhaust Fluid

Diesel engines are appearing in more and more vehicles in nearly every category from compact cars to pick-up trucks to high-performance luxury vehicles.  In much of the world, 40% or more of pass...
Published on: Mar 30, 2025

Diesel Emissions Maintenance

You’ve probably noticed a lot more vehicles being offered with diesel engines.  Diesel is a very popular choice in much of the world.  North America is just starting to close the gap b...
Published on: Mar 09, 2024

Exhaust

We’ve all heard a car or truck that needs a new muffler.  But there’s more to the exhaust system than just the muffler.  The exhaust system has three main functions: To safel...
Published on: May 18, 2022

The Test Your Vehicle Can Fail (Emissions Tests)

Clean air quality is something that helps all of us thrive here on Planet Earth.  And considering that motor vehicles are a contributor to air pollution, emissions tests in the U.S. and Canada ar...
Published on: Oct 25, 2019

Oxygen Sensor

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 ...
Published on: Mar 01, 2019

EGR Valve

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...
Published on: Jun 01, 2018

Exhaust

We've all heard a car or truck in our Ames 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/med...
Published on: Jan 06, 2018

PCV Valve Replacement at Hansen CARS in Ames

The PCV valve is a little, inexpensive part that does a big job for Ames and our environment here in IA. PCV stands for Positive Crankcase Ventilation. The crankcase is the bottom area ...
Published on: Dec 14, 2017