It used to start for a few seconds then shut off but now it will not start

1989 CHEVROLET CELEBRITY
190,000 MILES • 2.8L • 4 CYL • FWD • AUTOMATIC
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TONE KENDRICK
  • MEMBER
  • 1 POST
Only starts if i spray the throttle body. It is getting fuel, changed throttle body and coil pack. Still will not start. Help
Sep 19, 2017 at 5:50 PM
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STEVE W.
  • ✓Experienced Mechanic
  • 15,362 POSTS
If it will start on spray you are not getting fuel through the injectors. What is the fuel pressure? You should have 40-47 psi at the throttle body (with 10 in. of vacuum applied to the fuel pressure regulator) Any less and it will not run.
Sep 19, 2017 at 8:41 PM
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