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hard starting

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Old 11-04-2012 | 02:21 PM
  #1  
darrell_43748's Avatar
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Junior Member
 
Joined: Apr 2011
Posts: 18
Likes: 0
From: ohio
Car: 1992 camaro rs
Engine: 3.1 v6 MFI
Transmission: 5 speed
Axle/Gears: poss rear end
hard starting

i have a 92 camaro rs 3.1 v6 tbi. the other day car started missing. with a little backfire from time to time . i run it for 15 miles that way then it runs fine. this morning it tryed to start then died real fast. after 5 attempts it started, but had to keep on the gas pedal. then after a few minutes it will idal. new plugs,wires cap,button,module , fuel pump,coil. anyone help. could it be the choke? need help plz
Old 11-04-2012 | 02:35 PM
  #2  
RavageTheRoad's Avatar
Member
 
Joined: Oct 2012
Posts: 186
Likes: 0
From: Levittown/DelcoPA
Car: 1991 RS
Engine: L69?
Transmission: 700r4
Re: hard starting

That sounds like a possible timing issue. I'm still trying to get mine dialed in as well and have similar symptoms. Might wanna check it to be sure.
Old 11-04-2012 | 02:40 PM
  #3  
ex-x-fire's Avatar
Supreme Member
 
Joined: Jan 2011
Posts: 1,727
Likes: 1
Re: hard starting

Those don't have a choke.
Get a fuel pressure gauge & test the fuel pressure, should be from 35-45psi. Might be a bad fuel pressure regulator. Test it first before buying anything else.
Is the check eng. light on?
Old 11-05-2012 | 08:26 AM
  #4  
darrell_43748's Avatar
Thread Starter
Junior Member
 
Joined: Apr 2011
Posts: 18
Likes: 0
From: ohio
Car: 1992 camaro rs
Engine: 3.1 v6 MFI
Transmission: 5 speed
Axle/Gears: poss rear end
Re: hard starting

went to chevy garage assured me it was map sensor causing my problem. gettin one today will post to let everyone know if it helps
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