NASHVILLE -- Bill Bosley, general manager of Nissan Division, has retired.
Bosley, 53, will be succeeded on Jan. 1 by Al Castignetti, regional vice president over Nissan's Northeast sales region.
Bosley is the third key executive to leave Nissan North America Inc. in the past 90 days. Jan Thompson, vice president for marketing communications, left in September for unspecified reasons. Doug Betts, senior vice president responsible for North American quality, left in October for a position at Chrysler LLC.
Nissan Division car and truck sales are up 5.5 percent for the first 11 months of this year.