CONSOLIDATED AND SECTOR STATEMENT OF CASH FLOWS (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities of continuing operations
Net cash provided by/(used in) operating activities	$ 9,045	$ 9,784	$ 11,477
Cash flows from investing activities of continuing operations
Capital expenditures	(5,488)	(4,293)	(4,092)
Acquisitions of retail and other finance receivables and operating leases	(39,208)	(35,866)	(28,873)
Collections of retail and other finance receivables and operating leases	32,333	33,964	37,757
Purchases of securities	(95,135)	(68,723)	(100,150)
Sales and maturities of securities	93,749	70,795	101,077
Cash change due to initial consolidation of businesses	191	0	94
Proceeds from sale of business	66	333	1,318
Settlements of derivatives	(737)	353	(37)
Elimination of cash balances upon disposition of discontinued/held-for-sale operations	0	(69)	(456)
Other	(61)	465	270
Net cash provided by/(used in) investing activities	(14,290)	(3,041)	6,908
Cash flows from financing activities of continuing operations
Cash dividends	(763)	0	0
Purchases of Common Stock	(125)	0	0
Sales of Common Stock	0	0	1,339
Changes in short-term debt	1,208	2,841	(1,754)
Proceeds from issuance of other debt	32,436	35,921	30,821
Principal payments on other debt	(29,210)	(43,095)	(47,625)
Payments on notes/transfer of cash equivalents to the UAW Voluntary Employee Benefit Association Trust	0	0	(7,302)
Other	159	92	100
Net cash provided by/(used in) financing activities	3,705	(4,241)	(24,421)
Effect of exchange rate changes on cash and cash equivalents	51	(159)	(53)
Net increase/(decrease) in cash and cash equivalents	(1,489)	2,343	(6,089)
Cash and cash equivalents
Cash and cash equivalents at January 1	17,148	14,805	20,894
Net increase/(decrease) in cash and cash equivalents	(1,489)	2,343	(6,089)
Cash and cash equivalents at end of period	15,659	17,148	14,805
Automotive [Member]
Cash flows from operating activities of continuing operations
Net cash provided by/(used in) operating activities	6,266	9,368	6,363
Cash flows from investing activities of continuing operations
Capital expenditures	(5,459)	(4,272)	(4,066)
Acquisitions of retail and other finance receivables and operating leases	0	0	0
Collections of retail and other finance receivables and operating leases	0	0	0
Net collections/(acquisitions) of wholesale receivables	0	0	0
Purchases of securities	(73,100)	(44,353)	(53,614)
Sales and maturities of securities	70,202	43,525	54,857
Cash change due to initial consolidation of businesses	191	0	94
Proceeds from sale of business	54	310	1,318
Settlements of derivatives	(788)	135	(196)
Investing activity (to)/from Financial Services	925	2,903	2,455
Elimination of cash balances upon disposition of discontinued/held-for-sale operations	0	(69)	(456)
Other	(49)	280	185
Net cash provided by/(used in) investing activities	(8,024)	(1,541)	577
Cash flows from financing activities of continuing operations
Cash dividends	(763)	0	0
Purchases of Common Stock	(125)	0	0
Sales of Common Stock	0	0	1,339
Changes in short-term debt	154	(396)	391
Proceeds from issuance of other debt	1,553	2,452	2,648
Principal payments on other debt	(810)	(8,058)	(9,144)
Payments on notes/transfer of cash equivalents to the UAW Voluntary Employee Benefit Association Trust	0	0	(6,002)
Financing activity to/(from) Automotive	0	0	0
Other	31	70	292
Net cash provided by/(used in) financing activities	40	(5,932)	(10,476)
Effect of exchange rate changes on cash and cash equivalents	0	(231)	75
Net increase/(decrease) in cash and cash equivalents	(1,718)	1,664	(3,461)
Cash and cash equivalents
Cash and cash equivalents at January 1	7,965	6,301	9,762
Net increase/(decrease) in cash and cash equivalents	(1,718)	1,664	(3,461)
Cash and cash equivalents at end of period	6,247	7,965	6,301
Financial Services [Member]
Cash flows from operating activities of continuing operations
Net cash provided by/(used in) operating activities	3,957	2,405	3,798
Cash flows from investing activities of continuing operations
Capital expenditures	(29)	(21)	(26)
Acquisitions of retail and other finance receivables and operating leases	(39,151)	(35,845)	(28,811)
Collections of retail and other finance receivables and operating leases	32,333	33,964	37,757
Net collections/(acquisitions) of wholesale receivables	(1,235)	(2,010)	(46)
Purchases of securities	(22,035)	(24,370)	(46,728)
Sales and maturities of securities	23,748	27,270	46,866
Cash change due to initial consolidation of businesses	0	0	0
Proceeds from sale of business	12	23	0
Settlements of derivatives	51	218	159
Investing activity (to)/from Financial Services	0	0	0
Elimination of cash balances upon disposition of discontinued/held-for-sale operations	0	0	0
Other	(12)	185	85
Net cash provided by/(used in) investing activities	(6,318)	(586)	9,256
Cash flows from financing activities of continuing operations
Cash dividends	0	0	0
Purchases of Common Stock	0	0	0
Sales of Common Stock	0	0	0
Changes in short-term debt	1,054	3,237	(2,145)
Proceeds from issuance of other debt	30,883	33,469	28,173
Principal payments on other debt	(28,601)	(35,037)	(38,935)
Payments on notes/transfer of cash equivalents to the UAW Voluntary Employee Benefit Association Trust	0	0	0
Financing activity to/(from) Automotive	(925)	(2,903)	(2,455)
Other	128	22	(192)
Net cash provided by/(used in) financing activities	2,539	(1,212)	(15,554)
Effect of exchange rate changes on cash and cash equivalents	51	72	(128)
Net increase/(decrease) in cash and cash equivalents	229	679	(2,628)
Cash and cash equivalents
Cash and cash equivalents at January 1	9,183	8,504	11,132
Net increase/(decrease) in cash and cash equivalents	229	679	(2,628)
Cash and cash equivalents at end of period	$ 9,412	$ 9,183	$ 8,504