6-Speed Aisin Heavy-Duty Automatic
Engine, 2.7L Turbo (310 hp [231 kW] @ 5600 rpm, 348 lb-ft of torque [471 Nm] @ 1500 rpm) (Includes (KW5) 220-amp alternator and (MQE) 8-speed automatic transmission. Not available with (X31) X31 Off-Road Package or (NHT) Max Trailering Package.)
Transmission, 8-speed automatic, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Standard on 2WD models equipped with (L84) 5.3L EcoTec3 V8 engine. Standard on all models with (L3B) 2.7L Turbo engine. Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
Transmission, 8-speed automatic, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Included and only available with (L3B) 2.7L Turbo engine or (L84) 5.3L EcoTec3 V8 engine.)
Transmission, 8-speed automatic, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Standard on 2WD models equipped with (L84) 5.3L EcoTec3 V8 engine.)
Automatic Stop/Start (Standard on vehicles equipped with (MQE) 8-speed automatic transmission or (LM2) Duramax 3.0L Turbo-Diesel I6 engine. Vehicles with a V8 engine and (MQB) 10-speed automatic will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details.)
Cooling, auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
Transmission, 10-speed automatic, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Vehicles built with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content.)
Transmission, 10-speed automatic, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Included and only available with (L87) 6.2L EcoTec3 V8 engine, (LM2) Duramax 3.0L Turbo-Diesel I6 engine or 4WD (L84) 5.3L EcoTec3 V8 engine. Vehicles built with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content.)