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2.8 Duramax TD (181 Hp) 4WD Automatic 2.8 Duramax TD (181 Hp) Automatic 2.8 Duramax TD (186 Hp) 4WD Automatic 2.8 Duramax TD (186 Hp) Automatic 3.6 V6 (305 Hp) 4WD Automatic 3.6 V6 (305 Hp) Automatic 3.6 V6 (308 Hp) 4WD Automatic 3.6 V6 (308 Hp) Automatic
