2003 Chevrolet Express 2500 equipped with 6.0L V8 Gas OHV, 6.0L V8 CNG OHV, 5.3L V8 Gas OHV, 4.8L V8 Gas OHV, 4.3L V6 Gas OHV
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Overdrive
GM Original Equipment Mfr Code: 4L80-E RWD
2003 Chevrolet Express 2500 equipped with 6.0L V8 Gas OHV, 6.0L V8 CNG OHV, 5.3L V8 Gas OHV, 4.8L V8 Gas OHV, 4.3L V6 Gas OHV
Overdrive
GM Original Equipment Mfr Code: 4L80-E RWD