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  1. B

    P0172 and p0175

    Pulling on the highway last night it felt like it misfired then went into what felt like limp mode wouldn’t move I plugged scanner in and and it had a p2544 code I cleared it and it drove fine from there on out also had the p0172 code and p0175 code nothing else first time that’s happened. Is...
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    P0172 and p0175

    I checked over all vacuum lines last and everything looked to be in good shape didn’t see any holes cracks etc and
  3. B

    P0172 and p0175

    thank you I will check over everything tonight after. I believe my boss has one of those I can borrow.
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    P0172 and p0175

    The codes come at the same time. I will check for vacuum leaks tonight. Any common ones to look for that you know of? I ran a good fuel injector cleaner threw it not that I think any of that stuff actually works but didn’t seem to help. Thanks for the help
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    P0172 and p0175

    I have a 2010 Tahoe 5.3 flex fuel and I have no idea why these codes keep coming back or where to go from here. I have a new air filter cleaned maf sensor removed and cleaned throttle body replaced plugs and wires still comes back. Sometimes after 10 miles of driving and sometimes it can be up...

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