What kind of engine does a Tahoe have?
The Chevrolet Tahoe offers three engine options: a 5.3-liter EcoTec3 V8, a 6.2-liter EcoTec3 V8, and a 3.0-liter Duramax turbo-diesel inline-six, all paired with a 10-speed automatic transmission. Availability varies by trim and market.
In this overview, we outline the current engine lineup, what the power figures mean for daily driving and towing, and how customers typically choose among the options based on their needs and usage.
Engine options
Gasoline engines
Two gasoline V8 options power the Tahoe, covering everyday driving through heavy-duty use.
- 5.3-liter EcoTec3 V8 — 355 horsepower and 383 lb-ft of torque.
- 6.2-liter EcoTec3 V8 — 420 horsepower and 460 lb-ft of torque.
Both gasoline engines are connected to a 10-speed automatic transmission and are available across multiple trims, with the 6.2L leaning toward higher-end configurations and greater towing capability.
Diesel option
The Tahoe also offers a diesel choice for buyers prioritizing efficiency and long-range capability.
- 3.0-liter Duramax turbo-diesel inline-six — 277 horsepower and 460 lb-ft of torque.
Diesel models emphasize torque for towing and improved highway efficiency, with availability limited to certain trims and markets.
Why engine choice matters
The three-engine lineup gives buyers a spectrum of performance profiles: the 5.3L V8 for balanced everyday driving, the 6.2L V8 for stronger towing and higher-end performance, and the Duramax diesel for fuel economy and long-haul comfort. All options pair with a 10-speed automatic transmission, and exact availability can vary by trim level and region.
Summary
The Tahoe’s engine lineup includes a 5.3L V8, a 6.2L V8, and a 3.0L Duramax diesel, offering a range of power, torque, and efficiency. Buyers can choose based on their priorities—daily usability, towing capacity, or long-distance efficiency—with transmission and trim availability shaping the final configuration.
