For the 89 models: The map sensor is located on the top back of the motor. If you can find the tranny dipstick tube, and go directly left from there, about 1 foot, you will see a small rectangular box with a green connector, and 1 vacume line coming off the bottom of it. This is your MAP sensor. It will be held onto the black bar with a slideing clip.
For the 87 models: The map sensor is located on the firewall, behind the passenger side strut tower. It will be a small black box with a green connector, and 1 vacume line coming off it. It will be held onto the firewall with 2 small screws.
The MAP sensor or Manifold Apsolute Pressure reads the vacume on the intake system to help the computer judge if it needs to have other sensors operating diferently to help the engine run smoother, or to help prevent a stall.
The 1995 Pontiac Grand Am 3.1 liter engine crank shaft sensor is located inside of the rear engine cover. You will need to remove the rear engine cover in order to access the crankshaft sensor.
on the right side of the block just above the trany The sensor is located just above the manfol.
The 1999 4.7 liter engine temperature sensor is located just above the thermostat housing. The sensor will be on the front of the engine.
It is located in the front of the engine, above the oil filter, next to the starter. Your going to have to remove the starter for easier access to the sensor.
on the lower part of the engine near the cats
C.P.S stands for crank position sensor , with is normally located in the oil pan of the 3.1 motor of a Chevy ,olds or Pontiac engine , the c.p.s controls your ideling of your engine =]
There are many 4.3 liter engines. In order to know where the oil pressure sensor is located in a 4.3 liter engine, the brand would need to be known.
The vehicle speed sensor (vss) should be located on the driver side on the front of the transmission close to the axle. Their should be an ear protruding out from the transmission, and the sensor will be to the right of it.
You can find the 1995 Pontiac Firebird 3.4 liter engine IAT sensor on the back of your engine. The IAT sensor will be a few inches above the transmission.
well were is it
The oil pressure sensor is located on the back of the engine, next to the distributor.The oil pressure sensor is located on the back of the engine, next to the distributor.
on the front of the engine, behind the power steering pump, under the lower intake manifold. good luck.