U.S. probes Kia headlight failures, GM steering issues

WASHINGTON (Reuters) - The U.S. National Highway Traffic Safety Administration (NHTSA) said on Wednesday it has opened two investigations into reports of headlight failures in 392,000 Kia Sorento sport utility vehicles and steering issues in 781,000 General Motors vehicles.NHTSA said it had received 74 reports of sudden, unexpected loss of headlights in model year 2011-2013 Kia Sorento vehicles including some while drivers were making a turn or traveling on the highway.Reports allege..