Engine and Exhaust
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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: Aug 09, 2026
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: Dec 14, 2025
Catalytic Converter Replacement
Many of us have become aware of how important it is to keep our planet’s air clean, and your vehicle has a key component that helps do just that: the catalytic converter. It’s in the...
Published on: Jun 29, 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: Oct 16, 2023
Exhaust
We've all heard a car or truck in our Chicago 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: Jul 03, 2023
Simple Answers from E & J Auto Service for Chicago: Exhaust Service
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Question:My car failed its emissions test – what do I need to do?E & J Auto Service Answer:Let's get this out of the way: a leak in your exhaust system could be deadly....
Published on: Sep 09, 2020
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: Aug 06, 2020
Exhaust Service at E & J Auto Service
Driving around Chicago, 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 ge...
Published on: Aug 19, 2017