CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]
Net income/(loss)	$ (3,119)	$ 3,262
Depreciation and tooling amortization	1,857	2,103
Other amortization	(310)	(361)
Provision for credit losses	(66)	(36)
Pension and other post-retirement employee benefits (“OPEB”) expense/(income) (Note 13)	(213)	(318)
Equity method investment dividends received in excess of (earnings)/losses and impairments	199	68
Foreign currency adjustments	32	350
Net realized and unrealized (gains)/losses on cash equivalents, marketable securities, and other investments	5,454	(899)
Net (gain)/loss on changes in investments in affiliates (Note 4)	125	(166)
Stock compensation	67	41
Provision for deferred income taxes	(1,053)	427
Decrease/(Increase) in finance receivables (wholesale and other)	(2,192)	2,699
Decrease/(Increase) in accounts receivable and other assets	(956)	(588)
Decrease/(Increase) in inventory	(2,755)	(2,176)
Increase/(Decrease) in accounts payable and accrued and other liabilities	1,714	193
Other	132	(107)
Net cash provided by/(used in) operating activities	(1,084)	4,492
Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]
Capital spending	(1,370)	(1,368)
Acquisitions of finance receivables and operating leases	(10,278)	(11,695)
Collections of finance receivables and operating leases	11,988	12,482
Purchases of marketable securities and other investments	(4,319)	(11,580)
Sales and maturities of marketable securities and other investments	7,115	11,686
Settlements of derivatives	212	31
Other	(33)	(47)
Net cash provided by/(used in) investing activities	3,315	(491)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]
Cash payments for dividends and dividend equivalents	(405)	(3)
Purchases of common stock	0	0
Net changes in short-term debt	(614)	273
Proceeds from issuance of long-term debt	12,489	6,931
Payments of long-term debt	(12,975)	(14,892)
Other	(156)	(102)
Net cash provided by/(used in) financing activities	(1,661)	(7,793)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect [Abstract]
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	(24)	(93)
Net increase/(decrease) in cash, cash equivalents, and restricted cash	546	(3,885)
Cash, cash equivalents, and restricted cash at beginning of period (Note 7)	20,737	25,935
Cash, cash equivalents, and restricted cash at end of period (Note 7)	$ 21,283	$ 22,050