DETROIT - (AP) - General Motors is recalling more than 6,000 big vans and SUVs because their steering can fail.

The recall affects certain 2012 Chevrolet Express and GMC Savana vans, and Chevrolet Suburban and GMC Yukon XL SUVs. The National Highway Traffic Safety Administration says a gear shaft can break, causing a loss of steering. GM says no crashes or injuries have been reported. The vans carry up to 15 passengers and are used widely by churches and airport shuttle services.

Meanwhile, Porsche is recalling more than 1,200 of its 911 Carrera S sports cars because a fuel line can come loose and cause a fire. The NTSB says the problemalso could cause a loss of power and a crash. Porsche says it doesn't know of any fires or accidents.

The 2012 cars have a starting price of more than $96,000.