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Equipment on Operating Leases (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Lessor, Lease, Description [Line Items]
Residual value of leased asset	$ 28,100		$ 29,100
Vehicles
Lessor, Lease, Description [Line Items]
Equipment on operating leases	45,669		47,423
Less: accumulated depreciation	(9,088)		(9,494)
Equipment on operating leases, net	36,581		$ 37,929
Depreciation expense	1,200	$ 1,700
Vehicles | GM Financial
Lessor Operating Lease Payments to be Received
2022	4,167
2023	3,790
2024	1,546
2025	213
2026	4
Thereafter	0
Total	$ 9,721

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Amount of lease payment to be received by lessor for operating lease in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lease payment to be received by lessor for operating lease in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lease payment to be received by lessor for operating lease in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of residual asset covered by residual value guarantee under operating lease. Excludes guarantee considered to be lease payments for lessor.

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Amount of lessee's right to use underlying asset under operating lease.

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