2003 GMC Sierra 3500 equipped with 8.1L V8 Gas OHV, 6.6L V8 Diesel OHV Turbo, 6.0L V8 Gas OHV
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Remanufactured Transmission Control Module Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions. Important: Vehicle Specific Flash Programming Required ON the Vehicle Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues 5 Speed Automatic Transmission
2003 GMC Sierra 3500 equipped with 8.1L V8 Gas OHV, 6.6L V8 Diesel OHV Turbo, 6.0L V8 Gas OHV
Remanufactured Transmission Control Module Relearn procedure may need to be performed upon installation of unit. Please refer to the service manual for vehicle specific instructions. Important: Vehicle Specific Flash Programming Required ON the Vehicle Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues 5 Speed Automatic Transmission