2009-2016 GMC Acadia (GM 3.6 Direct Injection) P0089, P0174, P228C High Pressure Fuel Pump

Check engine light codes p0089, p0174, p228c and "Reduced Engine Power" message.
2009 acadia, 2010 acadia, 2011 acadia, 2012 acadia, 2013 acadia, 2014 acadia, 2015 acadia, 2016 acadia, 2009 enclave, 2010 enclave, 2011 enclave, 2012 enclave, 2013 enclave, 2014 enclave, 2015 enclave, 2016 enclave, 2009 traverse, 2010 traverse, 2011 traverse, 2012 traverse, 2013 traverse, 2014 traverse, 2015 traverse, 2016 traverse. GM LLT 3.6 direct injection