P129f chevrolet

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Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Look at the dash and sure enough, the check engine light is on. No idea what that means, but will call the dealer tomorrow and get it in to be fixed. Will let you all know how it goes.

P129f chevrolet

From buying research to owner support, join 1. I got a Chevy HD with the duramax 6. You can post now and register later. If you have an account, sign in now to post with your account. Paste as plain text instead. Display as a link instead. Clear editor. Upload or insert images from URL. By Jettech1 Started February By jd64 Started August 17,

For a better experience, please enable JavaScript in your browser p129f chevrolet proceeding. I had to push the start button 4 times before it started.

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The most common cause of this issue is a faulty Fuel Pump and Level Sensor Assembly, but it can also be due to an open or shorted harness, poor electrical connection, or a faulty Fuel Pump Driver Control Module. To fix this problem, you should visually inspect the wiring harness and connectors for any damage. When the engine light is on or the service engine soon warning light is illuminated, it could be a sign of the pf fault code. The automobile fault code PF can be caused by a faulty fuel pump and level sensor assembly, an open or shorted harness, a poor electrical connection in the circuit, or a faulty fuel pump driver control module. To fix the automobile fault code pf, start by checking the possible causes and visually inspecting the wiring harness and connectors for any damage or corrosion. The automobile fault code PF diagnosis and fixing cost is influenced by the estimated repair time of 1. The DTC will be triggered if the difference between the commanded and actual fuel pump speed is outside the calibrated range for more than 7 seconds. This code indicates a potential issue with the fuel pump speed signal, which may require further diagnosis and repair.

P129f chevrolet

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JavaScript is disabled. Is your truck a conventional cab or low cab forward? General Discussions No idea what that means, but will call the dealer tomorrow and get it in to be fixed. CEL comes on, email gets sent, 2 days pass CEL goes off and we are good for a couple weeks then rinse and repeat. Had to drain the fuel tank, replace the fuel pump and refill the fuel tank. RIT 69 Replies. Grumpy Bear Said the car only needed a system update for the ecm. Share More sharing options Will look forward to the resolution. Had the problem with crank no start and got code PF. Will let you all know how it goes. Please consider creating a new thread.

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I was very mad, so i didnt even mess with GMC, I traded it in!!! We have also had some symptoms now that make sense after reading this, mainly just odd acceleration or in one instance none at all my wife said she was at a light, tried to accelerate when it turned green and the car did nothing. Come join the discussion about modifications, classifieds, troubleshooting, maintenance, reviews, and more! General Discussions I should have an official diag come back from the dealer over the next couple days, will update when I know for sure but seems to be something more than a 1 off. Its under warranty so figuered id let them deal with it. Newest Member David Guidry Joined 31 minutes ago. Show More. RIT 69 Replies. For a better experience, please enable JavaScript in your browser before proceeding. Is your truck a conventional cab or low cab forward? Last saturday when i turned my car on it made kind of a knocking noise but sounded like it was coming from the back. Had to drain the fuel tank, replace the fuel pump and refill the fuel tank. Posted July 31,