The contact owns a 2016 Chevrolet Equinox. The contact stated while driving 32 MPH, the contact was veering off the highway exit ramp and noticed in the rear-view mirror that there was black smoke coming from the rear of the vehicle. The contact got off the exit ramp and became aware that the check engine warning light was illuminated. The contact activated the hazard light and drove to the residence. Upon inspection, the contact became aware that the engine oil was extremely low. The contact had the vehicle towed to an independent mechanic to be diagnosed. The contact was informed that the rear main seal had blown out and that the engine needed to be repaired or replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 86,000.