v3.26.3
Product Warranty Obligations (Tables)
12 Months Ended
Sep. 30, 2026
Product Warranties Disclosures [Abstract]  
Changes in Product Warranty Obligations
Changes in product warranty obligations were (in millions):
September 30,
20262025
Beginning balance$23 $24 
Warranties recorded at time of sale14 20 
Adjustments to pre-existing warranties4 (2)
Settlements of warranty claims(20)(19)
Ending balance$21 $23