Thread: Ask a tuner...
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Old 07-01-2013, 10:48 PM   #743
Medic_538
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Member#: 304355
Join Date: Dec 2011
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Could a tune cause a misfire on a cylinder? I have been having a misfire on the #1. Changed plug's, injectors, coil pack, o2 sensor and cleaned the maf sensor. Compression test 135 across all cyl. Tuned for E85. Thanks
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