CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash flows from operating activities
Net income (loss)	$ 1,598	$ 1,646
Depreciation and amortization	3,961	3,940
Accretion and amortization of loan and leasing fees	(1,209)	(1,100)
Undistributed earnings of nonconsolidated affiliates, net	(37)	(55)
Provision for loan losses	926	676
Deferred income taxes	203	867
Gain on termination of leased vehicles	(494)	(605)
Other operating activities	(133)	(11)
Changes in assets and liabilities:
Other assets	634	(67)
Other liabilities	339	231
Related party payables	279	(406)
Net cash provided by (used in) operating activities	6,067	5,114
Cash flows from investing activities
Purchases and funding of finance receivables	(28,246)	(26,473)
Principal collections and recoveries on finance receivables	27,015	23,524
Net change in floorplan and other short-duration receivables	2,524	(4,749)
Proceeds from sale of finance receivables (Note 4)	2,005	0
Purchases of leased vehicles	(12,609)	(11,243)
Proceeds from termination of leased vehicles	7,780	8,627
Other investing activities	(43)	(15)
Net cash provided by (used in) investing activities	(1,574)	(10,329)
Cash flows from financing activities
Net change in debt (original maturities of three months or less)	23	87
Borrowings and issuances of secured debt	18,915	18,597
Payments on secured debt	(19,402)	(20,169)
Borrowings and issuances of unsecured debt	16,188	19,545
Payments on unsecured debt	(16,100)	(11,713)
Debt issuance costs	(114)	(142)
Dividends paid	(1,169)	(1,469)
Net cash provided by (used in) financing activities	(1,658)	4,735
Net increase (decrease) in cash, cash equivalents and restricted cash	2,835	(480)
Effect of foreign exchange rate changes on cash, cash equivalents and restricted cash	73	(67)
Cash, cash equivalents and restricted cash at beginning of period	8,081	8,249
Cash, cash equivalents and restricted cash at end of period	10,990	7,702
Supplemental Cash Flow Elements [Abstract]
Cash and cash equivalents (Note 2)	7,820
Restricted cash included in other assets	3,170
Total	$ 10,990	$ 7,702