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Old 04-17-2019, 09:25 PM   #1
bigdaddy4x4
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Join Date: Aug 2012
Location: concord ga
Posts: 188
6.0 runs but no power

working on a 2006 hummer 6.0.it has only code p0300 random misfire when I push the pedal down it just bogs down and has no power . everything has been changed with no luck .it has new throttle body. pedal .tac .coilpaks plugs and wires still runs smooth at idle .it just has no power when the pedal is pushed down and in gear any help ? [ edit it has the orginal injectors]

Last edited by bigdaddy4x4; 04-18-2019 at 02:49 PM.
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