 Right now, get up to $10,000 off the 2024 GMC Sierra 1500 SLT. You heard that right. Take up to $10,000 off the 2024 GMC Sierra 1500 SLT. With just a short drive from anywhere in the Sandhills, hurry to Wilkinson Chevrolet Buick GMC because this offer ends July 1st or while supplies last.