For Reference only:
EXPEDITION 03 Assm; w/o trac cont; 4x2, elec module ID 2L1T-2C219-AA thru AG
EXPEDITION 03 Assm; w/o trac cont; 4x2, elec module ID 4L1T-2C219-AA
EXPEDITION 04 Assm; thru 11/30/03, w/o trac cont; 4x2, elec module ID 2L1T-2C219-AA thru AG
EXPEDITION 04 Assm; thru 11/30/03, w/o trac cont; 4x2, elec module ID 4L1T-2C219-AA
NAVIGATOR 03 Assm; w/o trac cont; 4x2, elec module ID 2L1T-2C219-AA thru AG
NAVIGATOR 03 Assm; w/o trac cont; 4x2, elec module ID 4L1T-2C219-AA
NAVIGATOR 04 Assm; thru 11/30/03, w/o trac cont; 4x2, elec module ID 2L1T-2C219-AA thru AG
NAVIGATOR 04 Assm; thru 11/30/03, w/o trac cont; 4x2, elec module ID 4L1T-2C219-A

Ident: 2L142C215AA hydraulic control unit
Ident: 2L1T2C219AA electronic control unit
Ident: 2L1T2C219AB electronic control unit
Ident: 2L1T2C219AC electronic control unit
Ident: 2L1T2C219AD electronic control unit
Ident: 2L1T2C219AE electronic control unit
Ident: 2L1T2C219AF electronic control unit
Ident: 2L1T2C219AG electronic control unit
Ident: 4L1T2C219AA electronic control unit

Please make sure to match part number. all ECU/Engine Computers/Air Bag Module need to be reprogrammed in order to work properly. we are not responsible for labor cost.
Please make sure to match part number before you buy, in order for it to work right it has to be same part number!