How do I remove a broken crank position sensor from a 89 grand Prix 3.1 L?

Sammy Broussard

• 28 Answers
• Posted on Jul 24, 2008

SOURCE: location for crank sensor on

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!

Kimberly Moran

• 4 Answers
• Posted on Oct 22, 2008

SOURCE: Crank shaft Sensor

After replacement of crankshaft position sensor, the computer needs to have the crankshaft position system variation learn procdeure performed. That requires a factory scan tool. Crankshaft Position Sensor Replacement Removal Procedure

1. Disconnect the negative battery cable.Raise and support the vehicle. .
2. Remove the crankshaft harmonic balancer. Disconnect the crankshaft position (CKP) sensor electrical connector.
3. Remove the CKP sensor shield (1). DO NOT use a pry bar.
   
   
   
4. Remove the CKP sensor studs.
5. Remove the CKP sensor.

1. Install the CKP sensor. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
   
2. Install the CKP sensor studs. Tighten
   Tighten the studs to 30 N·m (22 lb ft).
   
   
   

SOURCE: crank position sensor

need to know what engine but on six cylinder it is on the bell housing at the left rear of engine,on 5.2/5.9 it is on the right side behind the head in the block,and on 4.7l it is on the engine block above the starter.

SOURCE: 1990 Pontiac grand prix bogs down, and wants to

Have you checked the ignition module? More info such as eng size would be helpful to help you.

SOURCE: Where Is The Camshaft Position Sensor Located On

Front of engine above crankshaft pulley. If you need a picture of it send me your email address and I will send you a picture.

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