CategoryKnow How

Check with the experts at NAPA before investing in an automotive upgrade. Take advantage of our advanced shopping guides on brake parts, headlamps, bike racks, seat covers, cordless drills, garage storage solutions and more. Whether you need insight on buying a used car or what to do for an EV battery recall, the NAPA Blog will keep you informed and powered up.

Car steering wheel and dashboard from a driver's perspective

Posted April 24, 2020 Know How

How Advanced Driver-Assistance Systems Can Keep Everyone Safer

Advanced driver-assistance systems prevent accidents, reduce injuries and save lives. Learn what technologies are available in today’s cars.

Rusty diesel fuel gauge against a green background

Posted April 23, 2020 Know How

Why Do You See Black Smoke From Diesel Engines When Accelerating?

Seeing black smoke from diesel engines when accelerating is normal but can be avoided. Discover why this pollution happens and what you can do about it.

Do you have a drawer full of busted tools? Get some payback and a new Dewalt tool at your local NAPA Auto Parts store

Posted April 22, 2020 Know How

Check Out NAPA’s DeWalt Tools Trade-In Program!

This promotion has ended. Please check out our entire line of DeWalt tools on sale at your local NAPA AUTO PARTS store. Check out all the tools & equipment available on NAPA … Continue Reading Check Out NAPA’s DeWalt Tools Trade-In Program!

Looking through drops of water on wet glass to a rainy street

Posted April 21, 2020 Know How

How to Avoid Hydrolocking an Engine

Hydrolocking an engine can cause an engine to freeze or result in severe damage to inner engine components. Learn how it happens and how to prevent it.

Keep your Lawn and Garden equipment in top condition with a new NAPA battery.

Posted April 18, 2020 Featured

Know-How Notes – Six Lawn Mower Battery Tips To Keep You Cutting

So you forgot to pull the battery last fall and now your lawn mower is out of commission. Even if you are meticulous about winterizing your gardening equipment, the batteries only last so long. You can stretch the useful life of your battery with these six lawn mower battery tips…

Posted April 17, 2020 Know How

Defensive Driving: Should Your Truck Have a Skid Plate?

Off-roading is a lot of fun, but damaging your fuel line by hitting a sharp rock is not. Here’s why you should protect your car with a skid plate.

White utility trailer parked beside a house

Posted April 14, 2020 Know How

How to Rewire a Trailer

Your trailer needs adequate lighting to operate safely and legally. These steps will show you how to rewire a trailer.

Posted April 12, 2020 Know How

Optimize Your Yard: How To Fertilize Your Lawn

Not all lawns are the same, but with summer coming, it’s time to learn how to fertilize your lawn.

Posted April 11, 2020 Know How

Simple DIY Garage Ventilation for Your Work Space

When you’re setting up a space to work on your car, you’ll need adequate clearance, lighting and tools, but have you thought about garage ventilation?

Strut assembly with wheel hub and brake rotoer

Posted April 7, 2020 Know How

5 Pro Tips for Strut Installation

If your shocks are leaking or noticeably bumpy, shock installation is the way to go. Learn why quick struts are a great DIY repair option.