Callagy Auto Service
S 1008 A St Santa Rosa, CA 95404 | 707.528.3181

Engine and Exhaust

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Callagy Auto Service 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: Apr 04, 2023

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: Nov 20, 2022

Callagy Auto Service Tip: Use The Correct Fluids In Your Vehicle

Big advances in automotive technology have led to the development of high-tech fluids to keep pace.  A simple example of this is the cooling system.  For decades it was primarily made from i...
Published on: Apr 26, 2021

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: Mar 01, 2021

: 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: May 20, 2019

Simple Answers from Callagy Auto 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: Feb 26, 2017