Guaranteed Automotive & Transmission Service
3742 State Rd 38 East LAFAYETTE, IN 47905 | 765.447.6012

Engine and Exhaust

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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: Nov 21, 2023

Oil Change

An oil change at your local , , 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:  petro...
Published on: Nov 21, 2022

The Maintenance Mindset For Drivers

{{ image('MzA0') }} In , we know we need to take care of our cars, but it just seems really hard to remember to do it. We generally accept that many things in life require regular maintenance but jus...
Published on: Jun 27, 2022

: Have You Considered Synthetic Oil?

I recently saw an ad for synthetic oil.  I really hadn’t heard about it before, so I asked by service advisor for some background.  Basically, the inside of your engine gets hot becaus...
Published on: Jan 19, 2021

Change Your Oil, Drivers!

As engine technology advances, recommended oil change intervals have gotten longer.  High quality oil in a well-engineered engine has led to extended intervals.  Here’s the problem:&n...
Published on: Dec 02, 2020

Simple Answers from Guaranteed Automotive & Transmission Service: 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: Jul 26, 2018

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: Feb 28, 2018