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Need help ASAP

Discussion in 'GM Powertrain' started by coreyallen11, Nov 7, 2010.

  1. coreyallen11

    coreyallen11 New Member

    trucks shooting p0171 p0174 p0327 p0332 and p0151 and i have no idea why
  2. TELORVEHC

    TELORVEHC New Member 1000 Posts 100 Posts

  3. coreyallen11

    coreyallen11 New Member

    Thank you appreciate the help
  4. Crazycoyote82

    Crazycoyote82 New Member

    This is just a guess but if I read your codes right your running lean and having knock/ ping. It sayd your O2 sensor is messed up. That can change your fuel mixture causing a lean condition. Which in turn would cause the pinging/knocking. Obviously this is just my guess though...

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