Engine and Exhaust
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More Than Noise Control:
Your vehicle’s exhaust system does more than direct fumes out the back. In addition to playing a critical role in safety, performance and fuel efficiency, it also is crucial in protecting ...
Published on: Oct 21, 2026
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: Jun 15, 2025
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: Sep 01, 2024
Sounds Like a Hot Rod (Noisy Exhaust System)
Driving along, your exhaust system's rumbling so loud that people turn and stare at you pass by. You're wondering when the police are going to pull you over for illegal noise.
Your mind immedia...
Published on: Jul 09, 2023
The Sign of the Shield (Heat Shield Repair and Replacement)
Even in the months where temperatures are cooler, heat is still an enemy of your vehicle. When your engine runs, it creates heat, so there are numerous heat shields that protect other parts from...
Published on: Mar 26, 2023
What Is an EGR Valve? (EGR Valve Service)
If you've ever felt your vehicle hesitate, go, then hesitate again, you might think there's something wrong with the transmission. After all, it's not moving smoothly down the road. ...
Published on: Jan 09, 2022
PCV Valve: What Is It?
Most Vernon drivers know something about preventive maintenance on a vehicle. We know we should routinely replace the oil and wiper blades and other fluids. But have you heard of a PCV valve ? This li...
Published on: Dec 20, 2020
Positive Crankcase Ventilation – PCV Valve Service at Olender's Inc
Hello Vernon! Did you know that the first federally-mandated emissions control device was introduced in the 1960's? The Positive Crankcase Ventilation valve, or PCV valve, has been installed in CT veh...
Published on: Jul 17, 2016