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1988 Chevy Van, acceleration hesitation

Tiny
HOGJAW
  • MEMBER
  • 1988 CHEVROLET VAN
  • V8
  • 2WD
  • AUTOMATIC
  • 150,000 MILES
305 tbi, dosnt burn oil, starts fine, runs good for 2 or 3 miles, then boggs down and coughs when I depress gas, acceleration real bad for another 5 miles then it runs a lot better but still has hesitation under initial acceleration this problen just started last week and gets worse each time I drive it. Has new plugs, rotor, cap & filters
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Thursday, June 4th, 2009 AT 5:32 PM

1 Reply

Tiny
DOCFIXIT
  • MECHANIC
  • 18,828 POSTS
Hi
Has fuel pressure been checked? Check spark see if you get a blue/white spark. Is check engine light on?
Take a timming light hook up and with engine running point at injector note spray should be 360 degree and no drips.
Let me know
Thanks for donate
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Friday, June 5th, 2009 AT 12:45 PM

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