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REVENUE RECOGNITION DISAGGREGATION OF REVENUES REVENUE RECOGNITION DISAGGREGATION OF REVENUES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales | [1] | $ 24,021 | $ 19,811 | $ 23,571
Heavy-duty truck (EBU market) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 2,511 | 1,800 | 2,626
Medium-duty truck and bus (EBU market) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,978 | 1,629 | 2,244
Light-duty automotive (EBU market) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,845 | 1,441 | 1,656
On-highway (EBU market) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 6,334 | 4,870 | 6,526
Off-highway (EBU market) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,255 | 1,055 | 1,044
Parts (DBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 3,136 | 2,921 | 3,278
Power Generation (DBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,754 | 1,686 | 1,777
Engine (DBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,493 | 1,245 | 1,511
Service (DBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,359 | 1,258 | 1,474
Emission solutions (CBU business) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 3,142 | 2,352 | 2,763
Filtration (CBU business) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,171 | 1,005 | 1,024
Turbo technologies (CBU business) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 787 | 673 | 696
Automated Transmission |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 481 | 303 | 534
Electronics and Fuel systems (CBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 351 | 317 | 236
Power Generation (PSBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,481 | 1,155 | 1,414
Industrial (PSBU product line) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 820 | 638 | 908
Generator technologies (PSBU product lines) |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 349 | 262 | 348
Engine |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 9,954 | 8,022 | 10,056
Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 7,772 | 7,136 | 8,071
Components |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 7,665 | 6,024 | 6,914
Power Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 4,415 | 3,631 | 4,460
External Sales | Engine |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 7,589 | 5,925 | 7,570
External Sales | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 7,742 | 7,110 | 8,040
External Sales | Components |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 5,932 | 4,650 | 5,253
External Sales | Power Systems |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 2,650 | 2,055 | 2,670
UNITED STATES |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 12,489 | 10,605 | 13,519
CHINA |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 3,169 | 2,832 | 2,331
CHINA | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 323 | 340 | 356
INDIA |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 1,133 | 680 | 848
INDIA | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 194 | 150 | 200
OTHER INTERNATIONAL |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 7,230 | 5,694 | 6,873
NORTH AMERICA | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 4,902 | 4,688 | 5,513
ASIA PACIFIC | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 901 | 799 | 875
EUROPE | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 647 | 597 | 528
RUSSIA | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 334 | 191 | 157
AFRICA and MIDDLE EAST | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | 259 | 198 | 235
LATIN AMERICA | Distribution |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net sales |  | $ 182 | $ 147 | $ 176
[1] | (a)Includes sales to nonconsolidated equity investees of $1,713 million, $1,283 million and $1,191 million for the years ended December 31, 2021, 2020 and 2019, respectively.

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