6.9 pinging/tapping noise

shocktrooper

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May 26, 2015
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Hey guys, so I have a 6.9. Just did the head gasket put 7.3 heads on with new injectors and timed my ip pump. Had the truck on a dyno and pulled just u get 400 ft lb and always has lots of power. it is also a non turbo. Wired thing is when I put my foot In it I get a pinging/taping noise. It's not a constant noise either it just a around but U.S. Always te same tone. I was thinking I advanced the timing too much. But it starts so easy, when warmed up maybe 2 revolutions and she's running. I also only have an electric fuel pump but it's rated for 5 more gph than the regular lift. The noise will randomly go away for a while as well usually right after she's all warmed up. It's not a vary loud noise either with the radio on you couldn't hear it. It's got me a bit worried I finally got my truck back and I don't want another problem. Thanks guys.
 

MTKirk

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Nov 29, 2015
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Check to see if your accelerator cable is resting on your injector line (drivers side near the firewall). Super easy fix if you're lucky enough that it's your problem.
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