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Cam sensor location 02 pontiac montana 3.4
p134
The throttle position sensor can be removed by dismantling the chassis in which it sits. This can be done by referencing the owner's manual f the Pontiac Montana.
You can find the oil pressure sensor for your 1999 Pontiac Montana on the front of the engine. The low pressure oil sensor will be just below the left cylinder head.
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Under the steering wheel
The "Low Coolant Sensor" on a 1997 Pontiac Montana is located appro 6" below the radiator cap which is on the left as your facing the engine. The sensor measures the fluid level in the radiator itself and is prone to giving false alarms when it gets dirty.
The throttle position sensor is located on the throttle body at the end of the throttle shaft.
replace the cam sensor
The reason why it might not start might be because of the crank sensor.
right next to the oil filter.
The oxygen sensor is located in the exhaust manifold near the firewall. It is easier to get to the sensor from under the vehicle.