92blackz34 Posted July 1, 2004 Report Share Posted July 1, 2004 hey i have a 92 lumina z34 it has a new fuel filter, pump and plugs and wires when driving down the road it bucks and jerks arond a surges a little bit and it has the new parts like i said and it did this b4 all thme parts. it seems to only do it when it needs power when coasting its fine but then when it needs power it does this and ideas suggestions would be helpfull. i am not a pro under the hood either so very specific on how to clean things if thats what think it is. maybe a bad injector or coil pack? let me know ideas and suggestions thanks Quote Link to comment Share on other sites More sharing options...
90TGP Posted July 1, 2004 Report Share Posted July 1, 2004 Check plugs, wires, coil pack, module, and your fuel pump. A lot of people have that problem when it's the fuel pump. Quote Link to comment Share on other sites More sharing options...
92blackz34 Posted July 1, 2004 Author Report Share Posted July 1, 2004 fuel pump is about a month old and filter couple weeks plugs and wires a week old. also it will do then then i let my foot off gas its fine but when i go to accelerate again it does it. Quote Link to comment Share on other sites More sharing options...
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