Annual report pursuant to Section 13 and 15(d)

IMPAIRMENTS IMPAIRMENTS (Details)

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IMPAIRMENTS IMPAIRMENTS (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Impaired Long-Lived Assets Held and Used [Line Items]      
LDD Asset Gross Prior to Impairment $ 279    
LDD Asset Net Prior to Impairment 3,745 $ 3,686  
Impairment of light-duty diesel assets 211 [1] $ 0 $ 0
Impairment of Light-duty diesel assets Held-for-use (After-tax) 133    
Engine      
Impaired Long-Lived Assets Held and Used [Line Items]      
Impairment of light-duty diesel assets [1] 202    
Components      
Impaired Long-Lived Assets Held and Used [Line Items]      
Impairment of light-duty diesel assets [1] 9    
Assets measured prior to impairment      
Impaired Long-Lived Assets Held and Used [Line Items]      
LDD Asset Net Prior to Impairment [1] 246    
Assets measured prior to impairment | Engine      
Impaired Long-Lived Assets Held and Used [Line Items]      
LDD Asset Net Prior to Impairment [1] 235    
Assets measured prior to impairment | Components      
Impaired Long-Lived Assets Held and Used [Line Items]      
LDD Asset Net Prior to Impairment [1] 11    
Assets measured after impairment      
Impaired Long-Lived Assets Held and Used [Line Items]      
Assets, Fair Value After Impairment [1] 35    
Assets measured after impairment | Engine      
Impaired Long-Lived Assets Held and Used [Line Items]      
Assets, Fair Value After Impairment [1] 33    
Assets measured after impairment | Components      
Impaired Long-Lived Assets Held and Used [Line Items]      
Assets, Fair Value After Impairment [1] $ 2    
[1] See Note 3, "IMPAIRMENT OF LIGHT-DUTY DIESEL ASSETS," for additional information.