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Old 05-29-2016, 01:13 PM   #3
rs74
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Join Date: Jun 2010
Location: Illinois
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Re: 5.7L Vortec issue

Quote:
Originally Posted by truckster View Post
Injectors are a likely culprit. Does the ECM have a misfire code?
The only code it has is a P0463 which was fuel sender input signal high I believe. As far as I know it still has the original spider injectors and hasn't been upgraded to the new style.
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