Northwest Automotive LLC
1735 Spruce St, DEFIANCE, OH 43512 419.782.7827

Engine and Exhaust

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Making Sense of the O2 Sensor (Oxygen Sensor Replacement)

As you know, today’s vehicles rely on a lot of computers in them to keep them running clean and efficiently.  Those computers depend on information delivered by several sensors throughout t...
Published on: May 11, 2025

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: Apr 06, 2025

Why did my vehicle fail its emissions test?

We all want to breathe clean air and keep our planet green.  One of the ways to do that is by requiring all vehicles with internal combustion engines to pass an emissions test.  That’s...
Published on: Sep 15, 2024

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: Dec 07, 2023

Exhaust Service at Northwest Automotive LLC

Driving around DEFIANCE, 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: Safely g...
Published on: Nov 21, 2023

Exhaust

We've all heard a car or truck in our DEFIANCE 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...
Published on: Apr 12, 2023

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: Aug 18, 2020

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: Feb 18, 2020