| NOTE 10.  PRODUCT WARRANTY LIABILITY A tabular reconciliation of the product warranty liability, including the deferred revenue related to our extended warranty coverage and accrued product campaigns, was as follows:  
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
|  |  | Three months ended |  
|  |  | March 31, |  
| In millions |  | 2025 |  | 2024 |  
| Balance at beginning of year |  | $ | 2,623 |  |  | $ | 2,497 |  |  
| Provision for base warranties issued |  | 154 |  |  | 160 |  |  
| Deferred revenue on extended warranty contracts sold |  | 124 |  |  | 96 |  |  
| Provision for product campaigns issued |  | 11 |  |  | 6 |  |  
| Payments made during period |  | (168) |  |  | (176) |  |  
|  |  |  |  |  |  
| Amortization of deferred revenue on extended warranty contracts |  | (71) |  |  | (77) |  |  
| Changes in estimates for pre-existing product warranties and campaigns |  | (2) |  |  | 51 |  |  
|  |  |  |  |  |  
| Foreign currency translation adjustments and other |  | 8 |  |  | (18) |  |  
|  |  |  |  |  |  
| Balance at end of period |  | $ | 2,679 |  |  | $ | 2,539 |  |  
|  |  |  |  |  |  
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|  |  |  |  |  | We recognized supplier recoveries of $6 million for the three months ended March 31, 2025, compared with $22 million for the comparable period in 2024.  
Warranty related deferred revenues and warranty liabilities on our Condensed Consolidated Balance Sheets were as follows:
 
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
| In millions |  | March 31, 2025
 |  | December 31, 2024
 |  | Balance Sheet Location |  
| Deferred revenue related to extended coverage programs |  |  |  |  |  |  |  
| Current portion |  | $ | 290 |  |  | $ | 286 |  |  | Current portion of deferred revenue |  
| Long-term portion |  | 865 |  |  | 815 |  |  | Deferred revenue |  
| Total |  | $ | 1,155 |  |  | $ | 1,101 |  |  |  |  
|  |  |  |  |  |  |  |  
| Product warranty |  |  |  |  |  |  |  
| Current portion |  | $ | 685 |  |  | $ | 679 |  |  | Current portion of accrued product warranty |  
| Long-term portion |  | 839 |  |  | 843 |  |  | Other liabilities |  
| Total |  | $ | 1,524 |  |  | $ | 1,522 |  |  |  |  
|  |  |  |  |  |  |  |  
| Total warranty accrual |  | $ | 2,679 |  |  | $ | 2,623 |  |  |  |  
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