Cooling system failure is the most common mechanical failure. The results can range from inconvenient to extremely expensive. You can head off most cooling system problems with regular coolant replacement and cooling system inspections. If you see green, amber or yellow fluid under your vehicle, bring it in for an inspection. At Stonum Automotive in Longmont we install quality NAPA replacement parts. Give us a call at 303.485.9303 and let us help keep you safely and economically on the road.