Low fuel pressure

160,000 MILES • 3.4L • 6 CYL • 2WD • AUTOMATIC
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LESSISMOR
  • MEMBER
  • 1 POST
Have replaced fuel pump two times last three months and now fuel pressure is only 23 lbs. should be 56. Car will run but not at freeway speed.
Aug 19, 2019 at 12:40 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
Good morning,

Are you using new or used pumps?

https://www.2carpros.com/articles/how-to-replace-an-electric-fuel-pump

What brand pumps?

Did you make sure the tank is not contaminated causing the pumps to fail?

Did you verify correct voltage to the pumps?

Roy
Aug 19, 2019 at 12:46 AM
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