6-speed automatic heavy-duty transmission

Standard equipment on certain Savana Cargo models, this 6-speed automatic heavy-duty transmission handles the power of the Vortec or gaseous engines. Electronically controlled, it is equipped with overdrive, an internal transmission oil cooler, plus Tow/Haul mode to help you control heavy loads. This transmission requires the Vortec 4.8L V8 SFI FlexFuel engine, Vortec 6.0L V8 SFI FlexFuel engine, gaseous 6.0L V8 SFI engine or Duramax 6.6L Turbo Diesel engine.