Look under and just to the left of the thermostat. JK
In answer to your question the coolant temperature sensor on a 2000 Pontiac grand am with a 3.4L engine, is located on the rear of the engine above the flywheel. It is located just behind the what I believe is the alternator.
The Engine coolant temperature sensor is installed in a coolant passage which is located at the front left cornerof the cylinder head.
The Engine coolant temperature sensor is installed in a coolant passage which is located at the front left cornerof the cylinder head.
on the water pump
The coolant fan sensor is the same as the sensor that shows the coolant temperature on the dash gauge. It is located on the intake manifold.
Te 2000 F150 does not use a coolant temperature sensor. The engine uses a cylinder head sensor close to the head back to check the temperature.
Engine Coolant Temperature (ECT) Sensor 4.6L Engine Coolant Temperature (ECT) Sensor is on left side of the alternator according to the pictures on my Chilton's book. 5.4L Engine Coolant Temperature (ECT) Sensor is on right side between the alternator and the top radiator hose / thermostat housing according to the pictures on my Chilton's book.
Next to the thermostat housing.
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on top of the thermostat housing.
Start by replacing the Engine Coolant Temperature Sensor
The Engine coolant temperature sensor is installed in a coolant passage which is located at the front left cornerof the cylinder head.