2011 Subaru Outback

  • 2011 Subaru Outback

    Subaru Outback
    Mileage
    176,181
    Service Date
    7/30/2019
    Services Performed
    • Hooked up scanner and monitored coolant temps. Observed coolant temperature elevate to overheating levels and was unaffected by cooling fans. Using infrared thermometer measured inlet and outlet coolant hoses and found no flow from thermostat. customer wanted to try a thermostat first
    • after replacing the thermostat the coolant still didn't have any flow. tested vehicle for head gasket and test came back negative. scoped the water pump to inspect the vanes and found they are in good shape. inspected the radiator and found a build up of scale on inside fins and structural damage at fill neck. after replacing the radiator vehicle still is getting hot so removed the thermostat and re tested for head gaskets an test came back again negative. test drove vehicle with the thermostat removed and found a small amount of combustion gases permeating in the coolant. Further investigation revealed a buildup of combustion gasses getting trapped behind thermostat negated water pumps ability to cycle coolant through system, causing overheating.
    • RADIATOR – Remove and Replace – 2.5L Eng,Automatic CVT Trans
    • REPLACED HEAD GASKETS AND TORQUE TO YIELD BOLTS. REPLACED TIMING BELT AND WATER PUMP. CHANGE ENGINE OIL AND FILTER
     
    Jameson F. gave our service a 5 star review on 7/30/2019

Address

Polmanteer Auto Service Center
106 Horizon Park Dr
Penn Yan, NY14527-8757
(315) 536-9367

We Service