5-speed automatic transmission
HD transmission oil cooler
4-speed VLP automatic transmission (REQ: EKG Engine)
Aux transmission oil cooler
4-speed automatic transmission w/OD -inc: tow/haul mode (REQ: L20 Engine)
Driver info centre -inc: displays warnings & messages, trip odometer, engine hours, transmission temp, oil life, relearn tire position, remote key relearn, feature setting menus such as language function, compass, exterior temp
Brake/transmission shift interlock
HD 6-speed automatic transmission w/OD -inc: driver shift control, manual shifting mode
Driver info centre -inc: displays warnings & messages, trip odometer, engine hours, transmission temp, oil life, relearn tire position, remote key relearn, feature setting menus such as language function, compass, exterior temp, (4) menu buttons on the IP for additional vehicle info, customization & set/reset functions
4-speed automatic transmission w/OD -inc: tow/haul mode (REQ: LU3 or L20 Engine)
Driver info centre -inc: displays warnings & messages, trip odometer, engine hours, transmission temp, oil life, relearn tire position, remote key relearn, feature setting menus such as language function
4-speed automatic transmission w/OD -inc: tow/haul mode
2-mode 4-speed automatic transmission w/OD