fuel pressure
30

Asked by nunzieo Feb 10, 2016 at 10:02 PM about the 1999 Chevrolet C/K 1500 LS Extended Cab 4WD

Question type: Maintenance & Repair

my 99 Chevy 5.7 is running rich when I turn my key on fuel press goes to
100psi and stays even when running then drops to 57psi when key is off

3 Answers
30

nunzieo answered 8 years ago

got it all done ended up being more than just the pressure reg had a small crack at back of intake

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