Action Details
Requirements and how-to articles for Facebook's action:

Coming Soon.
Dealerships that work with a Marketplace inventory partner to show listings on Facebook can reach more people.
Coming Soon

This feature is not fully rolled out yet.

You need this to get it done:

Marketplace Inventory Partner
Your dealership should sign up with one of our Marketplace inventory partners and contact them to arrange for the listings to be on Marketplace.
Approve Partner Request
Your Marketplace inventory partner will request access to the dealership Facebook Page.
Connect Live Chat Provider
Your dealership should connect their live chat provider with Messenger if applicable.
Requirements missing or found errors? Report

How-To Articles
A list of useful links for you:

Facebook Business - List Dealership Inventory on Marketplace
Official information on dealership inventory listings on Facebook Marketship.
Link missing here or found errors? Improve How-Tos