Net Property (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment, Net, by Type [Abstract]
Net property	$ 37,265	$ 37,139
Depreciation, Depletion and Amortization [Abstract]
Depreciation and other amortization	2,878	2,986	$ 2,792
Tooling amortization	(1,149)	(1,358)	(1,294)
Depreciation, Depletion, and Amortization, Including Impairment	5,434	5,692	5,539
Maintenance and rearrangement	$ 2,083	1,940	1,670
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	14 years 6 months
Software
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	8 years
Property, Plant and Equipment, Net, by Type [Abstract]
Gross property	$ 5,042	4,598
Land
Property, Plant and Equipment, Net, by Type [Abstract]
Gross property	$ 371	450
Land Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	30 years
Buildings
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	40 years
Building and Building Improvements
Property, Plant and Equipment, Net, by Type [Abstract]
Gross property	$ 11,946	12,438
Other Machinery and Equipment
Property, Plant and Equipment, Net, by Type [Abstract]
Gross property	38,964	39,636
Construction in progress
Property, Plant and Equipment, Net, by Type [Abstract]
Gross property	3,203	2,152
Total land, plant and equipment, and other
Property, Plant and Equipment, Net, by Type [Abstract]
Gross property	59,526	59,274
Accumulated depreciation	(31,781)	(32,342)
Net property	27,745	26,932
Tools, Dies and Molds
Property, Plant and Equipment, Net, by Type [Abstract]
Net property	9,520	10,207
Depreciation, Depletion and Amortization [Abstract]
Tooling amortization	$ 2,556	$ 2,706	$ 2,747
Minimum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Maximum
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	40 years