Here is how to install Accu-Trade's VIN-Dow:
Note that VIN-Dow works exclusively with the Chrome browser.
Navigate to the Chrome Web Store
Search for the "Accu-Trade" extension.
Click it to begin installation.
Click Add to Chrome.
Confirm the install by clicking Add Extension.
You will see a confirmation notice.
VIN-Dow has now been installed. The extension will show as enabled on your browser's extensions bar when you are logged into Accu-Trade, and VIN-Dow will appear when you select any vehicle on an auction or inventory site.