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The GMC Yukon and Sierra, Chevrolet Tahoe and Silverado, and Cadillac Escalade Two-mode vehicles are gasoline-
electric Hybrid SUVs/trucks that use up to 25 percent less fuel overall and 40% less fuel in the city, than the non-
Hybrid GMC Yukon and Sierra, Chevrolet Tahoe and Silverado, and Cadillac Escalade vehicles.
The Hybrid model uses a 300 volt electrical system coupled with a Hybrid transmission and sophisticated technology
to achieve its fuel savings.
The vehicle is equipped with a 6.0 liter, Variable Valve Timing (VVT) engine, as well as 300 volt, 42 volt and traditional
12 volt electrical systems.
System Operation
