Peace of mind motoring is a no-charge benefit at Wheaton and the primary consideration when purchasing a previously owned vehicle. As a Certified Optimum dealer, Wheaton Chev Hummer conforms to rigorous General Motors standards in used vehicle inspections. This means that you the customer can rest assured you are driving a vehicle that has passed the 150 point safety and mechanical inspections required by GM Canada. Leaving nothing to chance, Wheaton Chev Hummer, along with GM, provides a 3 months or 5000km warranty benefit on all Optimum vehicles, with the option to upgrade to a longer term and more comprehensive coverage. Find out for yourself why we are Canada's largest volume dealer.