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1A Auto Video Library
Our how-to videos have helped repair over 100 million vehicles.

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How-to Videos for installs and repairs on Audi A3 Quattro Cars

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Is my Car a California or Federal Emissions Vehicle
Is my Car a California or Federal Emissions Vehicle

Does your vehicle follow California emissions standards, or Federal? Find out how to tell in this video. It can be important to know when ordering parts!

Check Engine Light Catalyst System Efficiency Below Threshold - Code P0420 P0430
Check Engine Light Catalyst System Efficiency Below Threshold - Code P0420 P0430

Did you get a check engine light code P0420 or P0430? It says "Catalyst System Efficiency Below Threshold." Watch this video to learn more about what the catalyst system is, and how a clog can affect your vehicle's emissions

How to Replace Exhaust Pipe with Catalytic Converter 2011-2018 Volkswagen Jetta
How to Replace Exhaust Pipe with Catalytic Converter 2011-2018 Volkswagen Jetta

This video shows you how to install an exhaust pipe with catalytic converter on your 2011-2018 Volkswagen Jetta.

Is Your Car or Trucks Old Catalytic Converter Hurting Your Gas Mileage
Is Your Car or Trucks Old Catalytic Converter Hurting Your Gas Mileage

Andy explores the different ways a catalytic converter could become fouled, clogged or damaged, which can lead to reduced fuel mileage by increasing back pressure to the engine!

Catalytic Converter Theft Why Are They Valuable Can You Easily Replace it on Your Car or Truck
Catalytic Converter Theft Why Are They Valuable Can You Easily Replace it on Your Car or Truck

Sue discusses catalytic converter theft, and how you might be able to put one back together in your car or truck with general clamps and fittings

Catalytic Converter Theft Repair Step by Step Cat Replacement With No Welding on Your Car or Truck
Catalytic Converter Theft Repair Step by Step Cat Replacement With No Welding on Your Car or Truck

Sue shows you how catalytic converters are often removed when stolen, and what you can do to install new ones!

Sluggish Acceleration Lack of Power in Your Car or Truck Replace These Parts Solve the Problem
Sluggish Acceleration Lack of Power in Your Car or Truck Replace These Parts Solve the Problem

Andy explains how a failed catalytic converter can cause sluggish acceleration, and points you in the right direction for fixing it yourself.

Check Engine Light Code P0420 on Your Car Truck Replace These Parts to Pass Emissions
Check Engine Light Code P0420 on Your Car Truck Replace These Parts to Pass Emissions

Andy answers the common questions about catalytic converters, and what you can do to replace yours.

Catalytic Converter Was Stolen from My Car or Truck What Do I Do Now You Can Replace It Yourself
Catalytic Converter Was Stolen from My Car or Truck What Do I Do Now You Can Replace It Yourself

Cristian gives advice on the planning and processes to replace a catalytic converter and other emissions and exhaust parts

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