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1993 Oldsmobile Ciera Poor performance

Tiny
TIROUX
  • MEMBER
  • 1993 OLDSMOBILE CIERA
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 82,200 MILES
Wen I slow down to 30-40 km/h and give it gas to accellerate it' hesitate for a few second's and almost stall on me an then it accelarate. I tried to solved the problem by changing the mass air flow, the fuel filter the gas thank and plug it on a cumputer but there is no code that come out so now I dont know wath ealse to do.
have any sugestion.
Steph
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Wednesday, September 16th, 2009 AT 10:54 PM

6 Replies

Tiny
LEGITIMATE007
  • MECHANIC
  • 5,121 POSTS
Do a thorough throttle body cleaning and throttle plate, also make sure the air filter is clean. Should clear you right up
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Wednesday, September 16th, 2009 AT 11:04 PM
Tiny
TIROUX
  • MEMBER
  • 4 POSTS
Ya sorry I did that already and id dint work
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Thursday, September 17th, 2009 AT 12:15 AM
Tiny
LEGITIMATE007
  • MECHANIC
  • 5,121 POSTS
Take a look at the idle air control valve, too.
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Thursday, September 17th, 2009 AT 2:11 PM
Tiny
TIROUX
  • MEMBER
  • 4 POSTS
Ok but first tomorow I will change the cumputer under the coil pak it seam to be mal fonctining
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Thursday, September 17th, 2009 AT 8:44 PM
Tiny
LEGITIMATE007
  • MECHANIC
  • 5,121 POSTS
Good, keep me posted
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Friday, September 18th, 2009 AT 12:56 AM
Tiny
TIROUX
  • MEMBER
  • 4 POSTS
I solved the problom by cleaning the injecter and by changing the fuel pump. It was pushing only 28 psi wen it's soppose to be at leass 41 psi
Thanks
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Wednesday, September 23rd, 2009 AT 10:59 AM

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