Owner's Manual
Page 330
.... Hard or soft spots, brittle rubber, cracking, tears, cuts, abrasions, and excessive swelling indicate deterioration of degradation that may result in unsatisfactory cooling performance, poor gas mileage, and increased emissions. Hoses and Vacuum/Vapor Harnesses Inspect surfaces of heat and mechanical damage. Inspect all hose connections such as the exhaust manifold. Components...
.... Hard or soft spots, brittle rubber, cracking, tears, cuts, abrasions, and excessive swelling indicate deterioration of degradation that may result in unsatisfactory cooling performance, poor gas mileage, and increased emissions. Hoses and Vacuum/Vapor Harnesses Inspect surfaces of heat and mechanical damage. Inspect all hose connections such as the exhaust manifold. Components...