Engine and Exhaust
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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: Dec 21, 2025
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: Oct 22, 2025
Change Your Oil, California 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: Jul 20, 2023
Simple Answers from Local Heroes Auto Repair of Petaluma: 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 22, 2022
Petaluma: 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 02, 2022
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: Dec 10, 2021
The Maintenance Mindset: Full-Service Oil Change At Local Heroes Auto Repair of Petaluma
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people generally accept that many things in life require regular maintenance: their teeth, clothes, yards and so on, but people in California often don't apply the idea of mainte...
Published on: May 31, 2020
The Maintenance Mindset For Petaluma Drivers
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In Petaluma, 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...
Published on: Apr 26, 2020