WASHINGTON (AP) -- Under withering criticism in Congress, General Motors and Chrysler executives on Friday called the closings of hundreds of dealerships painful steps needed to right-size the auto giants.

Down-on-their luck dealers said the moves would needlessly devastate their local economies and livelihoods.

"Many dealers and the communities they serve frankly feel blind-sided," said Rep. Greg Walden, a Republican from Oregon.

GM CEO Fritz Henderson told a House panel the dealer cuts were "quite painful" but necessary to save over 200,000 jobs at GM's remaining dealers.

"In essence, this is our last chance," Henderson told the House Energy and Commerce Committee's oversight and investigations subcommittee.

Chrysler Deputy CEO Jim Press said the cuts were part of the shared sacrifices by the United Auto Workers union, bondholders and others needed to avoid liquidation.

"Going through bankruptcy was not our choice," said Press, who along with Henderson and the other witnesses were required to raise their right hands and testify under oath.

But the committee heard from shutout dealers such as Frank Blankenbecker III of Waxahachie, Texas, whose voice cracked as he recalled the hard work of his father, a World War II veteran, to build their