Take the plastic engine cover off. You need to remove the oil filler cap first...do this by twisting it to the left. The front and back of the cover has tabs that fit under a metal bracket. Push the tabs out from under the bracket. The PCV valve is located toward the rear of the motor. You will see a bolt head on top of the motor. Unscrew the bolt (be careful it has a spring underneath it)..the PCV filter is located below....it just drops in the hole. Looks like they made this as inaccessable as possible to consumers!!!!!!!! It is located under the plastic engine cover. To install: Take the plastic engine cover off. You need to remove the oil filler cap first...do this by twisting it to the left. The front and back of the cover has tabs that fit under a metal bracket. Push the tabs out from under the bracket. The PCV valve is located toward the rear of the motor. You will see a bolt head on top of the motor. Unscrew the bolt (be careful it has a spring underneath it)..the PCV filter is located below....it just drops in the hole. Looks like they made this as inaccessable as possible to consumers!!!!!!!!
its around the motor somewhere
Inside the alternator.
It is under the back seat.
location were is fuel relay to 87 Pontiac Bonneville
At the passenger's side firewall
PCM is located in bottom of air box
Driver side, near your left knee.
left side below steering column
Passenger side behind the glove box
The 2002 Bonneville with a 3.8l engine has the thermostat in the top radiator hose inlet. A different engine any use a different location.
pcv valve-location-1990 Pontiac bonnevilpcv valve on 1990 Pontiac Bonneville---location -on passenger side of engine, under alternator, push over wiring harness wires, as this maybe covering from sight.
one location of map sensor on some pontisome Pontiac Bonneville,s map sensors are located in the vicinity of the pcv--valve, over top of it , depends on year.