Keith's Automotive Center
601 Walnut St, Highland, IL 62249 618.654.8471

Engine and Exhaust

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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: Jan 12, 2025

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: Aug 18, 2024

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: Feb 28, 2024

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: Sep 17, 2022

PCV Valve Replacement at Keith's Automotive Center in Highland

The PCV valve is a little, inexpensive part that does a big job for Highland and our environment here in IL. PCV stands for Positive Crankcase Ventilation. The crankcase is the bottom a...
Published on: Jan 17, 2022

Exhaust

We've all heard a car or truck in our Highland 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: Dec 08, 2021

Exhaust Service at Keith's Automotive Center

Driving around Highland, 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, 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: Nov 06, 2020