The Steelers waived Crowder on Monday.
Crowder was signed to the Steelers' 53-man roster from the Giants' practice squad Tuesday, Teresa Varley of the team's official site reports.
The Giants waived Crowder on Tuesday.
Crowder will operate as a backup during Sunday's matchup against Houston, Jordan Raanan of ESPN.com reports.
With Blake Martinez out for the season in Week 3, Crowder became the team's leading tackle with 130 and also picked off two passes.
Crowder posted 12 tackles (six solo) in Sunday's 21-6 loss to the Cowboys.
Crowder had nine tackles (six solo) during Sunday's 20-9 loss to the Dolphins.
Crowder (thigh) is active for Sunday's matchup against the Panthers.
The Giants have listed Crowder (thigh) as questionable for Sunday's game versus the Panthers, Dan Salomone of the Giants' official site reports.
Crowder had 10 tackles (seven solo) during Sunday's 38-11 loss to the Rams.