Earnings or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investment and net of income or loss attributable to noncontrolling interest, but before adjustments that are not considered part of our core operations, automotive interest expense, corporate interest income, gain or loss on extinguishment of debt and income tax expense or benefit.

No definition available.

Segment Reporting (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
Segment Reporting (Details) - USD ($) $ in Millions	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Net sales and revenue	$ 44,131			$ 41,889			$ 128,863	$ 113,627
Earnings (loss) before interest and taxes-adjusted	3,564			4,287			10,601	10,675
Adjustments	(123)			0			(1,267)	(957)
Net income (loss) attributable to noncontrolling interest	(70)			(53)			(179)	(234)
Income (loss) before income taxes	3,464			4,097			9,267	9,009
Income tax benefit (expense)	(470)			(845)			(1,421)	(1,308)
Net income (loss)	2,994	$ 2,507	$ 2,346	3,252	$ 1,642	$ 2,807	7,846	7,701
Net income (loss) attributable to stockholders	3,064			3,305			8,026	7,935
Equity in net assets of nonconsolidated affiliates	10,549			9,910			10,549	9,910	$ 10,176
Goodwill and intangibles	4,907			4,968			4,907	4,968	4,945
Total assets	281,705			260,529			281,705	260,529	$ 264,037
Depreciation and amortization	2,992			2,774			8,738	8,509
Impairment charges	0			0			0	11
Equity income (loss)	328			367			548	615
Ultium Cells Holdings LLC
Segment Reporting Information [Line Items]
Equity income (loss)	101						191
Automotive
Segment Reporting Information [Line Items]
Automotive interest income	322			122			801	245
Automotive interest expense	(229)			(259)			(689)	(719)
Operating Segments \| Automotive
Segment Reporting Information [Line Items]
Net sales and revenue	40,503			38,703			118,403	104,140
Earnings (loss) before interest and taxes-adjusted	3,561			3,876			10,240	8,735
Adjustments	(123)			0			(1,267)	100
Equity in net assets of nonconsolidated affiliates	8,859			8,205			8,859	8,205
Goodwill and intangibles	2,832			2,908			2,832	2,908
Total assets	150,504			137,331			150,504	137,331
Depreciation and amortization	1,749			1,548			4,984	4,804
Impairment charges	0			0			0	11
Equity income (loss)	295			323			437	467
Operating Segments \| GMNA \| Automotive
Segment Reporting Information [Line Items]
Net sales and revenue	36,106			34,691			106,214	92,907
Earnings (loss) before interest and taxes-adjusted	3,526			3,894			10,295	9,334
Adjustments	(123)			0			(1,343)	100
Equity in net assets of nonconsolidated affiliates	2,603			1,641			2,603	1,641
Goodwill and intangibles	2,112			2,160			2,112	2,160
Total assets	155,556			134,823			155,556	134,823
Depreciation and amortization	1,585			1,419			4,544	4,399
Impairment charges	0			0			0	11
Equity income (loss)	105			(6)			89	(6)
Operating Segments \| GMI \| Automotive
Segment Reporting Information [Line Items]
Net sales and revenue	4,330			3,980			12,011	11,100
Earnings (loss) before interest and taxes-adjusted	357			334			940	871
Adjustments	0			0			76	0
Equity in net assets of nonconsolidated affiliates	6,256			6,564			6,256	6,564
Goodwill and intangibles	716			744			716	744
Total assets	24,444			23,756			24,444	23,756
Depreciation and amortization	158			124			424	389
Impairment charges	0			0			0	0
Equity income (loss)	190			329			348	472
Operating Segments \| Cruise
Segment Reporting Information [Line Items]
Net sales and revenue	25			25			76	76
Earnings (loss) before interest and taxes-adjusted	(732)			(497)			(1,904)	(1,365)
Adjustments	0			0			0	(1,057)
Equity in net assets of nonconsolidated affiliates	0			0			0	0
Goodwill and intangibles	723			721			723	721
Total assets	4,888			5,669			4,888	5,669
Depreciation and amortization	12			15			27	39
Impairment charges	0			0			0	0
Equity income (loss)	0			0			0	0
Operating Segments \| GM Financial
Segment Reporting Information [Line Items]
Net sales and revenue	3,641			3,187			10,482	9,489
Earnings (loss) before interest and taxes-adjusted	741			911			2,278	3,301
Adjustments	0			0			0	0
Equity in net assets of nonconsolidated affiliates	1,691			1,705			1,691	1,705
Goodwill and intangibles	1,352			1,339			1,352	1,339
Total assets	128,962			118,917			128,962	118,917
Depreciation and amortization	1,231			1,212			3,727	3,666
Impairment charges	0			0			0	0
Equity income (loss)	33			44			111	148
Corporate \| Automotive
Segment Reporting Information [Line Items]
Net sales and revenue	67			32			177	132
Earnings (loss) before interest and taxes-adjusted	(322)			(352)			(996)	(1,470)
Adjustments	0			0			0	0
Equity in net assets of nonconsolidated affiliates	0			0			0	0
Goodwill and intangibles	4			4			4	4
Total assets	47,964			38,693			47,964	38,693
Depreciation and amortization	5			5			15	16
Impairment charges	0			0			0	0
Equity income (loss)	0			0			0	0
Eliminations
Segment Reporting Information [Line Items]
Net sales and revenue	(38)			(27)			(98)	(79)
Earnings (loss) before interest and taxes-adjusted	(7)			(2)			(13)	4
Adjustments	0			0			0	0
Equity in net assets of nonconsolidated affiliates	0			0			0	0
Goodwill and intangibles	0			0			0	0
Total assets	(2,649)			(1,388)			(2,649)	(1,388)
Depreciation and amortization	0			0			0	0
Impairment charges	0			0			0	0
Equity income (loss)	0			0			0	0
Eliminations \| Automotive
Segment Reporting Information [Line Items]
Equity in net assets of nonconsolidated affiliates	0			0			0	0
Goodwill and intangibles	0			0			0	0
Total assets	(77,461)			(59,941)			(77,461)	(59,941)
Depreciation and amortization	0			0			0	0
Impairment charges	0			0			0	0
Equity income (loss)	$ 0			$ 0			$ 0	$ 0