Napa Autopro Bolton
12585 Hwy 50 S Po Box 308 Bolton, ON L7E 5T3 905-857-7901

Engine and Exhaust

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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: Jul 30, 2023

Exhaust

We've all heard a car or truck in our Bolton neighborhood that needs a new muffler. But there's more to the exhaust system than just the muffler.The exhaust system has three main functi...
Published on: Dec 09, 2018

Napa Autopro Bolton Automotive Tips: Diesel Emissions Maintenance

You’ve probably noticed a lot more ON drivers driving vehicles with diesel engines. Diesel is a very popular choice in much of the world and is becoming more commonplace here. North America is j...
Published on: Apr 29, 2018

Napa Autopro Bolton Automotive Tips: Oxygen Sensor

Many Bolton drivers hear the term “Oxygen Sensor” and figure it must have something to do with sensing oxygen, but don’t really know much beyond that. Let’s break it down: your...
Published on: Nov 19, 2017

Exhaust Service at Napa Autopro Bolton

We've all heard a car or truck in our Bolton neighborhood that needs a new muffler. But there's more to the exhaust system than just the muffler.The exhaust system has three main functi...
Published on: Oct 01, 2017

Simple Answers from Napa Autopro Bolton for Bolton: Exhaust Service

Question: My car failed its emissions test, what do I need to do?Napa Autopro Bolton Answer:Let’s get this out of the way: a leak in your exhaust system could be deadly. If Bolton drivers smell...
Published on: May 31, 2017

PCV Valve Replacement at Napa Autopro Bolton in Bolton

The PCV valve is a little, inexpensive part that does a big job for Bolton drivers and our environment here in ON. PCV stands for Positive Crankcase Ventilation. The crankcase is the bottom area of th...
Published on: Apr 02, 2017

Napa Autopro Bolton Automotive Tips: Emission System Service

All modern vehicles on ON expressways come with an emissions system. Their purpose is to reduce the amount of harmful emissions getting into the atmosphere. The system draws in fresh air, collects vap...
Published on: Nov 06, 2016