The crank sensor on the 3.1 is on the firewall side of the engine, about halfway up the block, Difficult to get to. They are VERY BRITTLE, so take your time prying it out. You have to get at it from under the car and it is retained by one 10mm bolt. Good luck!
pull it apart
check out fuses,fuel pump, and crank sensor
The 1991 Pontiac Grand Prix oxygen sensor is located on the outside of the air filter housing. You will find the sensor on the back side of the air filter housing.
Problem with Crank sensor will cause 2001 Grand Prix not start when warm until it cool down? will this problem also cause vehicle to stall while driving?
replacing a fuel sensor on a 2003 grand prix?
If the Tech goes out and your TCS indicator comes on it could be your crank shaft sensor
It's on the inside of the Harmonic Balancer Pully. It shoud be blue in color
Meadowlands Grand Prix ended in 1991.
remove the front passenger wheel, remove the crank pulley, remove the crank sensor. you may need a GM special tool to remove certain bolts
The crank shaft position sensor is located behind the harmonic balancer/crank shaft pully on the front of the engine. You can see the wires for the sensor run behinf the pully into a plastic housing.
most likely behind the plate covering the timing gears, at the front of the engine.
Which 1991 Grand Prix? There were 16 Grands Prix in 1991. Ayrton Senna won the most and took the title. Nigel Mansell finished second