1999 Mercury Sable Heater and service engine soon light

1999 MERCURY SABLE
125,515 MILES • 6 CYL • FWD • AUTOMATIC
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THONGBOY1981
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  • 1 POST
I have a 1999 mercury sable gs and it runs perfectly but it seems like the temp gauge stays on cold no matter how long i have been driving it and the heater heats but never gets really hot like any other car i have had ,i just bought it a couple days ago and now the service engine soon light is on ? can these two be related and what things should be checked ???
Jan 29, 2008 at 8:23 PM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
For a start replace the thermostat and test the engine coolant temperature sensor/temperature switch
Jan 29, 2008 at 10:44 PM
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