V6 Discussion and questions about the base carbureted or MPFI V6's and the rare SFI Turbo V6.

engine speed

Old Mar 19, 2004 | 06:33 PM
  #1  
GreyFox's Avatar
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Joined: Jan 2004
Posts: 284
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From: VA
Car: 1991 Firebird
Engine: V6
Transmission: ATOD
engine speed

problem:

while driving my engine speed changes constantly throughout all speeds/gears, this problem seems to clear up every once in a while then it happens again

actions taken:
replaced:
o2 sensor
air filter
ign cap + button
spark plugs

also did a fuel inujecting full service
also changed timing to 12 degrees, (where it was smoothest)

someone please help.
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Old Mar 19, 2004 | 10:45 PM
  #2  
br()bert's Avatar
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Joined: Nov 2003
Posts: 1,965
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From: Philly
Car: 85 firebird
Engine: Pos 2.8 pulled and replaced with a 350 tpi motor converted to carb.
Transmission: 700r4, vette servo,shift kit, hayden 15"x8" trans cooler.
got any codes?
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Old Mar 20, 2004 | 09:11 PM
  #3  
GreyFox's Avatar
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Joined: Jan 2004
Posts: 284
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From: VA
Car: 1991 Firebird
Engine: V6
Transmission: ATOD
notta one
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Old Mar 24, 2004 | 11:15 PM
  #4  
2_point8_boy's Avatar
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Joined: Nov 2002
Posts: 1,832
Likes: 1
From: Castaic, CA
Car: 1988 Camaro RS
Engine: 2.8L of Raw POWER!!!
Transmission: Stick Shift
Axle/Gears: 3.42's
have you checked for any vacuum leaks???
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