GM OFFERS BARGAINS ON '98S TO REGAIN SHARE

TRAVERSE CITY, Mich. - General Motors will use a flood of 1998 models priced to sell in an effort to win back market share.

The automaker expects to build another 300,000 1998-model cars and trucks before the transition to 1999 models is complete.

GM hopes to regain sales momentum by mid-September, Ron Zarrella, vice president and group executive of North American vehicle sales, service and marketing, said last week at the University of Michigan Management Briefing Seminars here.

"Once you lose momentum, it is very tough to get it back again," he said. "We lost some customers permanently."

Although GM is trying to replenish its supply of vehicles, GM …