Jun 30, 2010 · My original thread with the full story of the problem was posted a couple weeks ago under "P0087 when under load going up mountains". I FOUND A FIX FOR THE PROBLEM-COST ME $50 …

May 6, 2023 · P0087 OBD-II Trouble Code: Fuel Rail/System Pressure - Too Low. Hi - I replaced the High Pressure Fuel Pump 4 months ago and it worked but now it is throwing out the same P0087 …

May 26, 2021 · I have a 2007 2500HD Duramax Classic with 290,000 km, c/w 65HP tune I have chased the p0087 code for a number of years. The code appears when towing loads over 5000lbs up hills in …

Mar 2, 2020 · I usually get the P0087, especially when accelerating hard and sometimes the car stop running on the highway. I sometimes replace the car battery, because sometimes the battery would …

Aug 29, 2023 · How do I narrow down the issue with a CL, and a p0087 code? Is it the fuel pump? The fuel filter? The fuel pressure sensor? Or some other component that google didn't mention when I …

Jan 23, 2025 · The rubber section of the line could become kinked or collapse. Fuel lines that kink or collapse may induce a fuel system restriction (high vacuum gauge readings) or DTCs P0087, P0093, …

May 23, 2024 · Tags duramax fuel pressure lmm low pressure p0087 Jump to Latest 12K views 41 replies 8 participants last post by BoiseRob May 23, 2024 X xxconnor45xx (lmm) Discussion starter …

Dec 14, 2012 · P0087 - Fuel Rail Pressure Too Low Sounds like they mis-diagnosed the first time. I can't even find a description for a P0190 code.

Jun 8, 2024 · P0087 crank no start. L5p fueling issue Tags crank no start l5p 2017 p0087 1 reading Jump to Latest 4.6K views 7 replies 3 participants last post by Ron Nielson Jun 8, 2024 B Brendon f …

Oct 22, 2020 · This is my first time on this forum and I need some help. I was pulling a 20ft car trailer with a 36hp tractor up a 6% grade going 65mph and my Duramax said reduced engine power and …