1990 Oldsmobile Cutlass fuel pressure

1990 OLDSMOBILE CUTLASS
115,200 MILES • 6 CYL • FWD • AUTOMATIC
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TONY323
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  • 1 POST
my fuel pressure when the key is turned on is 40 pounds. with engine running it drops to 35 pounds. any idea why?
May 19, 2010 at 11:30 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Bcuz the injectors are opening/closing the pressure should be constantly dropping but maintaining the specified fuel pressure between 40-47psi with your model
May 19, 2010 at 11:37 AM
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