Garmon was also a member of the San Diego Chargers, Cleveland Browns, and Oakland Raiders.
As a senior, he played every position on the offensive line except center, but only in 4 games due to a fractured right tibia.
Garmon was selected by the Dallas Cowboys in the seventh round (243rd overall) of the 1999 NFL draft, after dropping because of his broken leg.
It is believed 2002 was the first time an NFL franchise had five African American starters on their offensive line, when the Cowboys lined up rookie center Andre Gurode, tackles Flozell Adams and Solomon Page, guards Larry Allen and Garmon.
On October 12, 2002, the Cowboys traded Garmon to the San Diego Chargers in exchange for a seventh round draft pick (#236-Brandon Drumm),[3] reuniting with Hudson Houck who was his offensive line coach with the Cowboys.
[4] He started eight games before suffering a knee injury and being placed on the injured reserve list on November 9.