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Old Jul 25, 2005 | 11:34 PM
  #1  
wajah2's Avatar
wajah2
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From: Lakeland,FL
Bucking

89' 2wd man. 4.9 dual tanks.
Reader still turns out a code 14.
Even after replacing:
1.pip(ie:new distributor).
2.Cap, rotor, wires, plugs, icm, and coil.
what else could it be? the eec-iv maybe?
William
 
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Old Jul 26, 2005 | 09:40 AM
  #2  
FghtinIrshNvrDie's Avatar
FghtinIrshNvrDie
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From: Pleasant Hill, MO
transmission buck, or is it the engine surging/bogging?

Ryan
 
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Old Jul 26, 2005 | 02:10 PM
  #3  
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turdbird
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From: Bloomington Indiana
my truck bucks when you use the front tank and the check engine light turns on too
 
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Old Jul 26, 2005 | 04:07 PM
  #4  
FghtinIrshNvrDie's Avatar
FghtinIrshNvrDie
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From: Pleasant Hill, MO
just the front tank..? This sounds like a problem for someone else. The most I've ever worked with the fuel system is changing a fuel filter.

As for the original post, I was going to say speed sensor. I'm not sure though, give us a little more info.

Ryan
 
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