Dec 172015

My truck, key on engine off, Builds 50 pounds of fuel pressure. When I start the truck it drops down to 41 psi. When I try and rev the truck up, the truck don’t want to rev up and when I do get it to rev up fuel pressure drops down almost 0 what would cause it.

  One Response to “94 Dodge Ram 1500 5.2l”

  1. Vacuum leak. Check fuel pressure regulator as well.

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