engine oil filler cap RH side of rocker cover) AT Transmission (2001-2006) - 60K-90K miles
opt MGM AT Transmission (2021-2022) - <30K miles
diesel) AT Transmission (2000-2002) - 120K-150K miles
AWD - Engine (2006-2007) - 60K-90K miles
FWD AT Transmission (2021-2022) - 90K-120K miles
(2004) GMC Truck-Sierra 2500 (1999 Up) AT, 8.1L, 4x4 AT Transmission - 120K-150K miles 5.4 engine oil filler cap RHGMC Truck Sierra 2500 (1999 Up) AT, 8. 1L, 4x4 AT Transmission (2004) 120K 150K miles This used OEM transmission is listed as its own product for the 120K 150K miles option, so the price shown belongs to this exact mileage selection. It is a practical replacement choice for buyers who want an OEM style part without dealer new pricing. Please verify fitment before ordering. Match the year, make, model, engine size, drivetrain, VIN notes, transmission