*Valid only at GMC of Billings. gas cost based on 10,000 miles per year, $4.90 average price per gallon in Billing's area. Must be redeemed at time of purchase. Valid on select used in stock vehicles. May not be combined with other offers. See dealer for complete details. **APR OFFER AVAILABLE ON SELECT CERTIFIED PRE-OWNED GMC & CHEVY MODELS FOR QUALIFIED BUYERS. LENGTH OF CONTRACT IS LIMITED AND VARIES BY MODEL. MUST FINANCE WITH GM FINANCIAL. SEE DEALER FOR COMPLETE DETAILS. ^TRADE-IN VALUE BASED ON CURRENT KELLEY BLUE BOOK VALUES AND CURRENT CONDITION AND MILEAGE OF VEHICLE. CONTINGENT UPON THE PURCHASE OF AN IN-STOCK, NEW OR PRE-OWNED VEHICLE. EXPIRES 8/31/22.