1996 Chevy Blazer fuel pump pressure

Tiny
NINABRITTNEY
  • MEMBER
  • 1996 CHEVROLET BLAZER
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 16,200 MILES
What is the fuel pump pressure on the rail suspost 2 be?
Sunday, May 18th, 2008 AT 8:54 PM

1 Reply

Tiny
MIKE H R
  • MECHANIC
  • 3,094 POSTS
Fuel pressure with keuy on and engine not running

throttle body appox 9 to 13 psi
central multiport fuel injection is 58 to 64

with both that is with key on and engine not running, with the engine running the pressure decreases to 3 to 10 psi on both
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Sunday, May 18th, 2008 AT 9:35 PM

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