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relearn

  1. unable to do a crankshaft position variation relearn

    Tuning & Electronics
    Hello! I have an ion redline and i recently ordered a zzp stage 2 for it along with their flashed pcm. today my friend from a chevy dealer installed it for me, after install he got a CEL with a crankshaft position variation code, he tried doing a relearn procedure with a tech 2, however every...
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