Sierra TurboMaxTM engines, 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
Roadside Assistance
5 Years / 60,000 Miles
5 Years / 60,000 Miles
Rust-Through
6 Years / 100,000 Miles
6 Years / 100,000 Miles
Drivetrain Note
N/A
Sierra TurboMaxTM engines, 3.0L & 6.0L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles