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  1. 2012 Where is the PCV Valve?

    Care, Maintenance & Service - Chevy Volt
    Hello all, I just replaced the valve cover/ crankcase cover yesterday on my 2012 Chevy Volt, since it was making a loud whistling noise from the PCV inlet. I'm trying to find the pcv valve, which I think it is in the intake manifold, just like the LUV/LUJ engines in the Chevy Cruze. However, I...
  2. ⚠ Bad Gas, or Blown Head Gasket? ⚠

    Problems, Driver Warnings or DTCs - Chevy Volt
    Hello all, Just recently bought a 2012 Volt (this past February) after reading tons of threads on this awesome site. I really like the car! Brief Rundown: 170K on mostly the engine (30 lifetime MPG) 3 DTC Codes: P0131, P0137, and P0420 Changed Oil, Spark Plugs, and Air Filter No mods except...