2021 GMC Sierra 1500 Crew Cab AT4. MUST BE A CURRENT OWNER OF A 2007 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE OR A CURRENT LESSEE OF A 2016 MODEL YEAR OR NEWER BUICK OR GMC VEHICLE THROUGH GM FINANCIAL FOR AT LEAST 30 DAYS PRIOR TO NEW VEHICLE SALE. Must finance through GM Financial. Some customers may not qualify. Not available with lease, special finance and some other offers. Take new retail delivery by 8/2/21.