Experience The Difference At Coulter Tempe. Tempe Autoplex - i-10 and Elliot Road. Proud to be part of the Coulter Automotive Group - serving Phoenix since 1923. $9,250 off MSRP! Sterling Metallic 2024 GMC Sierra 1500 SLE 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Black Cloth. 23/27 City/Highway MPG Price includes: $2750 - Buick & GMC Consumer Cash Program. Exp. 06/03/2024