Thread: 02 gmc sierra 6.0 whipple problems please help
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Old 07-02-2009, 07:23 PM
nics02sierra nics02sierra is offline
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Join Date: Jun 2009
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checked all wiring all is good
now it is throwing up 2 codes po131 and po151 which is o2 sensors which i replaced its like someone is holding the brakes when i give it gas
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