right above the oil filter
where is oil sensor located on g6 pontiac 2006 gtp
The oil filter on a 1990 Pontiac 6000 is located on the driver's side of the engine compartment. It is on the side of the motor all the way to the rear, near the firewall.
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.
Rear of the engine block (firewall side), below the center spark plug, just above the oil pan.
Above the oil filter.
The 1989 Pontiac Firebird oil sending unit is located on the bottom of the engine. You will need to remove the oil pan in order to access the oil sending unit.
Remove oil pan
right next to the oil filter.
On the front of the motor right next to the oil filter, on the right side, you will see the OPS (Oil Pressure Sending Unit). It has a tin base, with plastic tube extending out of it, with a 2 to 4 wire plug on the end.
How to change oil pressure sensor on 3.4 sfi
On the oil pan there is a cap you unscrew, and inside there is a "card board filter", that you would pull out and replace.