Vehicle was condo parking area in spi texas and lowell,in. mice chewed fuel ijection harness (disabling(3 cyl) on feb.10,2018 and again 10 days later harness ( 4cyl) and foam intake manifold. all soybean based wires and foam. both repaired at gillman chevy in harligen ,tx. then on 6/21/2018 there was an extreme safety event with rodent damage to soy based fuel line elbow on top of fuel tank that pumped out 8 gallons of gas on top of hot exhaust system with the potential of fire in rear of car in 10 miles of travel from hebron,in to lowell,in. the fuel pump shutoff for run away fuel pump never deployed thus creating extreme hazard that was undectable inside vehicle.the fuel line was repaired by smith chevy in lowell, in on 6/21/2018. the repair bills were $731.50, $592.10 and $507.17 respectively for a total of $1830.72. chevy claims soy based parts not design flaw and refuses warranty claims and safety liability.. all manufactures have similar soy based design flaws and refuse claims. problem needs to be addressed and solved.