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Ron Z.
Ron Z., - GMC Tech -
Category: GM
Satisfied Customers: 18691
Experience:  18+yrs experience. State Inspector & GM Diagnostics/Repair
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1999 GMC: van..code PO340 cam sensor, where is the cam sensor

Resolved Question:

I have a 1999 GMC Savana van 5.7 with code PO340 cam sensor, where is the cam sensor
Submitted: 6 years ago.
Category: GM
Expert:  Ron Z. replied 6 years ago.

Welcome to JustAnswer.com! My name is DriveFast71(Ron) and I will do my best to answer all of your questions completely and accurately.


 

The Camshaft Position Sensor is located on the top of the distributor. You will need to remove the cap and rotor to access it. Make sure you check the wiring for any signs of broken, rubbed through or loose connections.

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Expert:  Ron Z. replied 6 years ago.

A little removal tip to make the job easier:

 

  • Align the square slot in the reluctor wheel with the CMP sensor.

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Expert:  Ron Z. replied 6 years ago.

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