Guarantees (Tables)

9 Months Ended

Jul. 31, 2012

Guarantees

Changes in aggregate product warranty liabilities

	In millions
Product warranty liability at October 31, 2011	$	2,451
Accruals for warranties issued		1,700
Adjustments related to pre-existing warranties (including changes in estimates)		(81	)
Settlements made (in cash or in kind)		(1,854	)
Product warranty liability at July 31, 2012	$	2,216