engine misfire

2002 GMC SAFARI
91,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
BAREFOOT50
  • MEMBER
  • 7 POSTS
when i accelerate hard the engine misfires and almost shuts off.when i accelerate easy it runs fine has new tps,wires cap, plugs,rotor distributor
Jul 29, 2011 at 12:47 PM
Advertisement
Avatar
DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
Has fuel pressure been checked?
Jul 29, 2011 at 3:22 PM
Avatar
BAREFOOT50
  • MEMBER
  • 7 POSTS
NO IT HAS NOT,BUT FUEL PUMP HAS BEEN REPLACED
Jul 29, 2011 at 6:07 PM
Avatar
DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
So what happened
Aug 10, 2011 at 9:04 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.