8:45pm: The Mariners will pay Guillen $1MM plus incentives based on plate appearances if he makes the team, Geoff Baker of the Seattle Times tweets.
1:47pm: The Mariners announced they've signed infielder Carlos Guillen to a minor league contract with a spring training invite. Guillen made his big league debut with the Mariners in 1998, becoming a regular at shortstop and third base for four years before being traded to the Tigers eight years ago.
Guillen, 36, was limited to 699 plate appearances for the Tigers over the last three seasons. The Octagon client had knee surgery in September of 2010, delaying his 2011 debut. Wrist and calf injuries affected the tail end of his campaign.