Certified. Summit White 2018 GMC Terrain SLT AWD 9-Speed Automatic 1.5L DOHC Clean Autocheck, One Owner, Leather, Moonroof, Back up Camera, Terrain SLT, 4D Sport Utility, 1.5L DOHC, 9-Speed Automatic, AWD, Summit White, Jet Black w/Perforated Leather-Appointed Seat Trim. Recent Arrival! 24/28 City/Highway MPG Certification Program Details: Type your description here Thank you for visiting McKenzie GMC Buick. We have 47 years of history in the Milton area and we are a hometown dealer with big city deals. We're located near Blackwater Bay, at 6500 Caroline St. HWY 90 at HWY 89 Bypass. Our dealership features a full inventory of competitively priced and high quality new and used cars, trucks and SUVs. E-mail or call us with any inquiries regarding a new or used GMC or Buick vehicle. We also make it easy for you to order parts for your vehicle, so whatever your automotive needs may be, come see the difference with a hometown dealer.