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  1. A

    very high egts?

    Hi guys. I have an 07.5 lmm with 4" mbrp exhaust. Nothing else done.. i had a ppe economy on it but in the process of sending it back and getting a new one. I tuned the truck back to stock prior to sending it off. Two days after i sent it back i got the engine power reduced light and now i have...
  2. A

    LMM: ppe not clearing codes?

    I just programmed my truck with the PPE xcelerator economy its throwing two codes 0546 and 2033, from installing the new exhaust. When iattempt to clear the codes it clears then ill go check them again and its still there... is this programmer going to remove those codes or does it take time...
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