1A Auto: Repair Tips & Secrets Only Mechanics Know
1A Auto offers high-quality parts online with fast and free shipping and thousands of how-to videos. Our goal is to help people save time and money on their own car repairs.
Whether you’re new to fixing cars or a gearhead, our mechanics, who have 70 years of combined experience, will show you how easy it is to fix your own car.
To make fixing your car even easier, find a quality, direct-fit parts for your car at 1aauto.com, and rest assured that you can talk to an automotive expert on our US-based customer support team if you need help.
We publish new how-to videos with step-by-step instructions every day. Our video topics include:
DIY Car Repair
Diagnostic and Troubleshooting
Product Reviews
And more!
For parts you can trust, head to 1aauto.com.
Comment, like and subscribe—we want to know what you think.
Follow us on Facebook, Instagram, and Twitter for updates, tips, giveaways and more. Share your 1A DIY repairs for a chance to be featured!

Top 5 Problems Ford E-350 Super Duty Van 1999-2025 4th Generation

Top 5 Problems Honda CR-V SUV 2002-2006 2nd Generation

P0456 and P0448 - EVAP System Troubleshooting Blues in Your Car or Truck: Let's Tackle it Together

Top 5 Problems GMC Sierra 1500 Pickup 3rd Generation 2014-2018

What's Causing the Major Oil Leak in Your Car or Truck? Replace This Part Yourself for Major Savings

Top 5 Problems Nissan Maxima Sedan 2009-2014 7th Generation

Simply Replacing Foggy Headlights Gets Your Toyota Tundra into Top Shape and You Can Do It Yourself!

Noisy Brakes on Your Car or Truck? Knowing What You Need to Replace Saves Time and Money!

How to Replace Engine Air Filter 2012-2018 Nissan Altima

How to Replace Battery 2012-2018 Nissan Altima

How to Replace Blower Motor 2012-2018 Nissan Altima

100-120K Miles on Your Car or Truck? Parts You Should Have Replaced Already, and What to Replace Now

How to Replace Tail Light 2012-2018 Nissan Altima

How to Replace Coolant Temperature Sensor 2012-2018 Nissan Altima (2.5L)

How to Replace Inner Tie Rods 2012-2018 Nissan Altima

Low Brake Pedal? Hard to Steer? Dirty Windshield in Your Car or Truck? You Can Fix These Fluid Leaks

How to Replace Front Sway Bar Links 2012-2018 Nissan Altima

How to Replace Front Struts 2012-2018 Nissan Altima

How to Replace Front ABS Sensors 2012-2018 Nissan Altima

How to Replace Left CV Axle 2012-2018 Nissan Altima

How to Replace Front Lower Control Arms 2012-2018 Nissan Altima

How to Replace Cabin Air Filter 2012-2018 Nissan Altima

How to Replace Wiper Blades 2012-2018 Nissan Altima

How to Replace Spark Plugs 2012 2018 Nissan Altima (2.5L)

How to Replace Rear Shocks 2012-2018 Nissan Altima

How to Replace Radiator Support Cover 2012-2018 Nissan Altima

How to Replace Mass Air Flow Sensor 2012-2018 Nissan Altima (2.5L)

How to Replace Ignition Coils 2012-2018 Nissan Altima (2.5L)

Knocking, Banging, and Squeaking Noises from Your Car or Truck? What is Your Vehicle Telling You?

Top 5 Problems Dodge Charger Sedan 7th Generation 2011-2023