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

problems starting....

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Old Feb 4, 2004 | 01:15 AM
  #1  
kretos's Avatar
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
problems starting....

hey guys i recently gave my car an oil change and checked 2 of the plugs, seemed fine started it up took a few cranks, the problem is before i pulled the plug wires off the car started everytime first try, now i have to pump the gas a bit and it smells really rich.

i'm thinking either a plugs loose or not firing or my plug wires need to be replaced.

anyone have any ideas?


the cars a 2.8 litre v6 fuel injected
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Old Feb 4, 2004 | 09:41 AM
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From: Waterford, MI
Car: 1998 Camaro Z28
Engine: 6.0L
Transmission: 4L60E
Axle/Gears: 3.73
did you get the plug wires crossed? how does it run once it starts? does it run rough or stumble?
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Old Feb 4, 2004 | 07:16 PM
  #3  
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
well when it first fires up it runs rough till i get the rpm up higher then it runs fine
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Old Feb 4, 2004 | 07:37 PM
  #4  
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Car: a car being parted out
Engine: blown up
Transmission: in peices
Originally posted by drdave88
did you get the plug wires crossed?
bingo
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Old Feb 4, 2004 | 08:04 PM
  #5  
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
i already checked that the number and 3 and number 5 are now back on there respective plugs i'm wondering if a plug got fried?
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Old Feb 4, 2004 | 08:58 PM
  #6  
V6sucker's Avatar
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Car: a car being parted out
Engine: blown up
Transmission: in peices
people generally get 1/2 mixed. and forget that the band numbers are reversed from a SBC.
#1 on passanger front.

though mine for some reason is hard to start with low fuel, when it's cold.
did you check your timing? often when you change plugs, wires, you need to reset the timing.
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Old Feb 4, 2004 | 09:10 PM
  #7  
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
it goes

5 6
3 4
1 2

looking at it with the hood open

i pulled the 3 and 5 wires


i was thinking timing but i didn't change the plugs or wires, just checked them i think i'm just gonna put the ac delcos in
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Old Feb 4, 2004 | 11:39 PM
  #8  
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From: ****SoCal, USA****
I have a strong feeling you have damaged your plug wires & your spark for igniting is not sufficent anymore.
Try this.
Open hood Be in DARK
have someone crank over engine
Look for sparks.
Could be the problem.
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Old Feb 5, 2004 | 09:43 AM
  #9  
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
yeah my gut tells me i damaged a plug wire.

i bought new ac delcos to put in before i removed the wires, the plugs in there looked fine so i left them, i think this weekend i'm gonna replace the distributor, wires, and plugs
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Old Feb 5, 2004 | 10:32 AM
  #10  
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From: ****SoCal, USA****
Give the try for plug wires FIRST then hit key.
Ya may score. The voltage output of the coil is quite high & can spark thru alot of plug crud, to get running.
Make sure you buy extra plug wire separators & use them.
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Old Feb 5, 2004 | 08:05 PM
  #11  
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
i think i'm just gonna do the whole thing
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Old Feb 8, 2004 | 10:16 PM
  #12  
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From: Vancouver, BC
Car: 87 Firebird (Hasselhoff special)
Engine: 2.8L of PURE STOCK POWER
hey kretos, where in surrey do you live? Maybe we can get together and figure out both our problems because my v6 has exact same problem as yours! I also changed my plugs and now car takes forever to start. I wonder if it has something to do with the cold weather?
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Old Feb 8, 2004 | 10:23 PM
  #13  
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From: surrey b.c. canada
Car: 89 Iroc
Engine: lb9
Transmission: wc t-5
Axle/Gears: 10 bolt 3.08 posi
Originally posted by sixbanger
hey kretos, where in surrey do you live? Maybe we can get together and figure out both our problems because my v6 has exact same problem as yours! I also changed my plugs and now car takes forever to start. I wonder if it has something to do with the cold weather?

i actually fixed my problem quite easily it was just a cracked plug, my bet would be to try your plug wires. my car runs extremly well now.

as far as getting together i'd love to help a fellow thirdgenner why not come to the meet at spanish banks on the 22nd? there will be tons of guys who know a hell of alot more then i do there and we can all give it a shot
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Old Feb 8, 2004 | 10:59 PM
  #14  
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From: Vancouver, BC
Car: 87 Firebird (Hasselhoff special)
Engine: 2.8L of PURE STOCK POWER
i dont have a clue where the spanish banks are. email me with some directions. ivank@dccnet.com
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