Ford 2004 Expedition Owner's Manual page 347

Transmission/Transaxle code designations
You can find a transmission/transaxle code on the vehicle certification
label. The following table tells you which transmission or transaxle each
code represents.
Truck application:
Code
M
C
W
G
Y
U
T
E
J
2004 Expedition (exd)
Owners Guide (post-2002-fmt)
USA English (fus)
Maintenance and Specifications
Transmission Description
Manual transmission
Manual 5–speed (AKK))
Manual 5–speed overdrive (Close ratio)
Manual 5–speed overdrive (Dana ZF)
Manual 6–speed ZF
Automatic transmission
Automatic 4–speed overdrive (CD4E)
Automatic 4–speed overdrive (4R70W)
Automatic 4–speed overdrive (4R44E)
Automatic 4–speed overdrive (4R100)
Automatic 5–speed overdrive (5R55E)
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