Ex-
The midfielder headed Chicago Fire into the lead in 17th minute at their home ground, Toyota Park, after getting on the end of David Accam’s delivery.
Schweinsteiger only arrived at his new club on March 21 after a disappointing spell as a Manchester United player, and he was unveiled just three days before being given his first start by coach Veljko Paunovic.
Fire went into the match against Montreal having taken a draw, a win and a defeat from their opening three games of the MLS season.
Watch video of Accam's assist to Schweinsteiger