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ppe xcelerator
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  1. First Generation Duramax Electronics/Tuners
    First, sorry if there is any wrong spelling or grammar. I have been using a PPE xcelerator and love it. 2003 lb7, I changed the tune the way I always have over the last year with this programmer and now my truck will not start or crank over. I replaced the batteries, checked all fuses/relays...
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