Garcia is considered the favorite to serve as the primary backup to Sean Murphy (chest) behind the dish this coming season, Martin Gallegos of MLB.com reports.
Garcia was traded from the Rangers to the Athletics on Saturday in exchange for Khris Davis and a prospect, Ken Rosenthal of The Athletic reports.
Garcia was claimed off waivers by the Rangers on Wednesday.
Garcia was designated for assignment Friday.
Garcia (hip) is ramping up his baseball activity, Maria I. Guardado of MLB.com reports.
Garcia (hip) was placed on the 60-day injured list Tuesday.
Garcia will be sidelined 6-to-8 months after undergoing labrum surgery on his right hip this week, Andrew Baggarly of The Athletic reports.
Garcia started behind the dish and went 1-for-4 with a pair of RBI in Thursday's 8-3 win over Colorado.
Garcia was recalled from Triple-A Sacramento on Sunday and is starting at first base and batting seventh versus the Padres, Maria I. Guardado of MLB.com reports.
Garcia was optioned to Triple-A Sacramento on Thursday, Maria I. Guardado of MLB.com reports.