IIHS Top Safety Pick (built after 1/11). Only 170,549 Miles! Delivers 22 Highway MPG and 16 City MPG! This Buick Enclave delivers a Gas V6 3.6L/217 engine powering this Automatic transmission. WHEELS, 19" (48.3 CM) CHROME-CLAD ALUMINUM, 9-SPOKE (STD)...