Warranty Obligations (Tables)

12 Months Ended

Dec. 31, 2012

Changes in Warranty Liabilities

Changes in warranty liabilities —

	2012			2011			2010
Balance, beginning of period	$	72		$	85		$	83
Amounts accrued for current period sales		20			36			41
Adjustments of prior accrual estimates		4			(4	)		11
Settlements of warranty claims		(31	)		(44	)		(50	)
Currency impact		1			(1	)
Balance, end of period	$	66		$	72		$	85