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Warranty
9 Months Ended
Sep. 30, 2013
Guarantees [Abstract]  
Warranty
H. Changes in the Company’s warranty liability were as follows, in millions:

Nine Months Ended Twelve Months Ended
September 30, 2013 December 31, 2012

Balance at January 1

$ 118 $ 102

Accruals for warranties issued during the period

30 42

Accruals related to pre-existing warranties

4 16

Settlements made (in cash or kind) during the period

(31 ) (38 )

Other, net

(4 )

Balance at end of period

$ 121 $ 118