Johnson's Automotive Repair, Inc
598 Olathe St, Aurora, CO 80011 303.360.6111

Engine and Exhaust

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Motor Oil—The Synthetic Advantage (Synthetic oil vs Conventional)

You’ve probably already heard that regular oil changes are extremely important for the health of your vehicle’s engine. That’s sound advice.  But what you might not know is when...
Published on: Dec 15, 2024

The “Man-Made” Engine Oil (Synthetic Oil Change)

If you own a newer vehicle, your vehicle’s manufacturer may require that it use synthetic oil instead of conventional oil.  Synthetic oils are more stable, don’t break down as easily,...
Published on: Jul 07, 2024

Simple Answers from Johnson's Automotive Repair, Inc: Synthetic Oil

Question What is synthetic oil, and should I use it? Answer Regular oil, also called conventional oil, comes from dead dinosaurs.  Conventional oil molecules are long hydrocarbon chains of var...
Published on: Mar 28, 2021

Johnson's Automotive Repair, Inc Advice on Synthetic Oil

Heard of synthetic motor oil but would like to learn more information?  Well, synthetic motor oil is a substitute for conventional oil.  Synthetic doesn’t gel or gum-up like conventio...
Published on: Jul 24, 2020

Oil Filter

As your engine runs, dirt gets into the oil.  Oil sludge can also start to build up.  Fortunately, motor oil contains detergents that clean the engine and gather up contaminates.  The o...
Published on: Jun 04, 2019

Oil Change

An oil change:  Sounds simple, but there’s some important things to know about preventing oil sludge. Oil eventually starts to turn into jelly.  Literally – petroleum jelly.&nbs...
Published on: Feb 07, 2019

The Harm in Skipping an Oil Change

Some new vehicle manufacturers are now recommending much higher oil change intervals than they have in the past. As much as 5,000 to 8,000 miles or more.  Following these recommendations is very ...
Published on: Dec 15, 2018

Oil Change

An oil change at your local Aurora, CO, auto shop sounds simple, but there are some pretty important things to know about preventing oil sludge.Oil eventually starts to turn into jelly, literally: &nb...
Published on: Dec 30, 2015