For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2004 🢒 GMC C Sierra - 2WD (CNG) 🢒 Engine 🢒 Engine Controls - 6.0L 🢒 DTC P0136 or P0156

DTC P0136 or P0156 for GMC Truck GMC C Sierra - 2WD (CNG) 2004