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v3.21.2

GM Financial Receivables and Transactions - Allowance for Loan Losses (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Accounting Standards Update [Extensible List] |  |  | Accounting Standards Update 2016-13 |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses decrease during period |  |  | $ 100 |
GM Financial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses at beginning of period | $ 1,850 | $ 2,111 | 1,978 | $ 944
Provision for loan losses | 141 | 31 | 174 | 824
Charge-offs | (207) | (282) | (664) | (895)
Recoveries | 133 | 136 | 429 | 383
Effect of foreign currency | (14) | 7 | (14) | (54)
Allowance for loan losses at end of period | 1,903 | 2,003 | 1,903 | 2,003
GM Financial | Impact of Adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |
Allowance for loan losses at beginning of period | $ 0 | $ 0 | $ 0 | $ 801

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