We LOVE this car! What is the MPG of the 2019 Buick Regal Sportback GS? The 2019 Buick Regal Sportback GS offers up to 19 MPG in city driving and 27 MPG on the highway for a combined rating of 22 MPG.
What is the MPG of the 2018 Buick Regal Sportback GS? The 2018 Buick Regal Sportback GS offers up to 22 MPG in city driving and 32 MPG on the highway for a combined rating of 26 MPG. These figures ...
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