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3.0 Duramax (277 Hp) 4WD Hydra-Matic 3.0 Duramax (277 Hp) Hydra-Matic 6.2 Supercharged V8 (682 Hp) AWD Hydra-Matic 6.2 V8 (420 Hp) 4WD Hydra-Matic 6.2 V8 (420 Hp) Hydra-Matic
