Lincoln ls overheating when ac is on

    lincoln ls overheating when ac is on
    lincoln ls overheating at idle
    2006 lincoln ls overheating
    2006 lincoln ls overheating problems
  • Lincoln ls overheating when ac is on

    • There are two major causes of overheating on the Gen I LS. 1.

  • There are two major causes of overheating on the Gen I LS. 1.
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  • Small possibility of a thermostat but more likely to be an air pocket issue.
  • The issue might be due to a faulty new thermostat, although the symptoms suggest it could also be related to the fan.
  • Fix the leaky hose and refill it with the proper antifreeze mixture and make sure you bleed out all the air.

    • Small possibility of a thermostat but more likely to be an air pocket issue....

    One of the worst problems that can happen to your Lincoln LS is overheating.  Common symptoms of overheating include smoke coming from under the hood, a pegged temperature gauge, and (eventually) a blown head gasket.

    If your LS is overheating, stop driving it immediately to avoid damaging the engine.

    Ignoring an overheating engine can lead to serious engine problems.  A blown head gasket, engine block, or cracked head are much more expensive than a thermostat or water pump.

    If your Lincoln LS is overheating, the first thing you should do is check the coolant level.

    How Your LS’s Cooling System Works

    Your LS’s cooling cycles engine coolant from the engine through the radiator.

    • Water Pump– Your LS’s water pump pushes the coolant through the entire system.

      The coolant starts in the radiator, enters the engine, pulls heat out of the block and heads, and returns to the radiator to be cooled again.  

    • Thermostat– The thermostat opens up once the engine reaches operating temperature and allows coolant in.
    • Radiator–

        lincoln ls overheating problem