How does GMC cylinder deactivation work?

How does GMC cylinder deactivation work?

In light driving conditions, AFM deactivates four of the engine’s eight cylinders (on eight cylinder engines) and three of the engine’s cylinders (on six cylinder engines), and then reactivate them seamlessly on demand.

Is there a 2500 Series GMC Sierra 1500?

No regular 2500 series exists, but a 1500HD is offered. Whereas the higher-rated models provide an increased level of hauling and towing capabilities, the 1500 series offers editions that aren’t available in the others, like the Sierra Denali luxury pickup.

When did the GMC Sierra Hybrid come out?

Late in the 2004 model year, GMC launched a Sierra Hybrid pickup. At the same time, Chevrolet introduced a closely related Silverado Hybrid. Offered initially to fleet buyers, each became available to retail customers in select states in 2005. The Sierra Hybrid will be available nationwide for 2006.

What kind of truck is the GMC Sierra?

GMC updated its complete line of full-size Sierra pickup trucks for the 2003 model year and incorporated a new electrical architecture. While this General Motors division positions its trucks as “professional grade,” the similar Chevrolet Silverado ranks as the high-volume member of the duo.

What kind of entertainment system does GMC Sierra 1500 have?

For 2006, available camper mirrors offer manually extendable surfaces for increased visibility when towing a camper or trailer. XM Satellite Radio is available. Denali and SLT models have a six-CD changer. Crew Cab trucks can be equipped with a DVD-based entertainment system.

No regular 2500 series exists, but a 1500HD is offered. Whereas the higher-rated models provide an increased level of hauling and towing capabilities, the 1500 series offers editions that aren’t available in the others, like the Sierra Denali luxury pickup.

How does the GMC Sierra Hybrid engine work?

GM claims the Sierra Hybrid achieves up to a 10-percent fuel-economy improvement due to the workings of the compact 14-kilowatt starter-generator. This starter-generator permits the Sierra Hybrid to automatically stop and restart its gasoline engine at stoplights or for other temporary halts.

What kind of engine does a GMC Sierra have?

Crew Cab models have four conventional doors that open toward the front, and they can seat up to six occupants when properly equipped. Regular-cab models are also available. The standard 6.0-liter V-8 produces 300 hp and 360 pounds-feet of torque, while an available big-block 8.1-liter V-8 churns out 330 hp and 450 pounds-feet of torque.

For 2006, available camper mirrors offer manually extendable surfaces for increased visibility when towing a camper or trailer. XM Satellite Radio is available. Denali and SLT models have a six-CD changer. Crew Cab trucks can be equipped with a DVD-based entertainment system.