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Commitments and Contingencies (Tables)
 3 Months Ended
Mar. 31, 2019
Commitments and Contingencies Disclosure [Abstract]  
Changes in product warranty accrual We warrant numerous products, the terms of which vary widely. In general, we warrant products against defect and specific non-performance. The table below provides the changes in our product warranty accrual:
(in millions)
2019
 
2018
Warranty accrual – January 1
$
60

 
$
82

Net charges for product warranties in the period
5

 
7

Settlement of warranty claims
(13
)
 
(9
)
Foreign currency and other
—

 
1

Warranty accrual - March 31
$
52

 
$
81