Recent Arrival! Black 2018 GMC Sierra 1500 SLT 4WD Automatic EcoTec3 5.3L V8LOCAL TRADE, Value Market Pricing, Automatic, 4WD, Black Leather.Certified. GM Certified Details:* 150+ Point Inspection* Exchange policy is 30 days or 2,500 kilometres, whichever comes first* 4.99% Financing for 24 Months On Eligible Certified Pre-Owned Models 24 Months - 4.99% 36 Months - 4.99% 48 Months - 4.99% 60 Months - 4.99% 72 Months - 5.49% 84 Months - 5.49%. Free 3-month SiriusXM Trial. 1-month OnStar Trial. GM Owner Centre and Mobile App* 3 months or 5,000 kilometres (whichever comes first) which can be extended or upgraded to an even more comprehensive Certified Pre-Owned Vehicle Protection Plan* 24/7 roadside assistance for 3 months or 5,000 km (whichever comes first)