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.
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∙ 2011-01-12 15:43:51Look under and just to the left of the thermostat. JK
It is in the bottom of the over flow tank.
LOCATION OF CRANK ANGLE SENSOR ON 2003 4.7 PETROL MOTOR
check coolant sensor float most common problem.
It is at the bottom front of the coolant reservoir.
The Engine coolant temperature sensor is installed in a coolant passage which is located at the front left cornerof the cylinder head.
The coolant level sensor is bad
Trouble code P0118 means: Engine Coolant Temperature Circuit High Input Replace the Coolant Temp Sensor
It is right below the thermostat housing on the drivers side of the engine, below the throttle body.
Try rear side of radiator approx. 1/3 from the top
where is the location posslook sensor three wires , 2000 pontiac sunfire
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.