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  1. 911 Problems Forum
    Just did headgaskets and studs on an lly. Will crank for a couple seconds and quit. Has a buzzing sound when you turn the key on and when it stops cranking. Reduced engine power on the dash and a couple codes (P0193, P0335, P0662, P2122). Also shows 0% fuel on the dash and on my edge as-well...
  2. 11-16 LML Duramax Powertrain
    I have a 2014 Duramax. Got a code P0106 for MAP sensor issues, bought one from O'Reilly's fixed it for two days, got a OEM one from Chevy and still have the P0106 Code and i have a P0108 Code now. Gives me a message for Engine power reduced. Truck is getting less MPG now and does have the...
  3. 07.5-10 LMM Duramax Powertrain
    I've been chasing the Reduced Engine Power ghost with no codes for about 2 weeks now. I've dug through all of the forum posts on several websites as well as the LMM facebook pages so I won't bore you with all of what they've said. My truck specifically, after the key goes into the ON position...
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