For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra - 4WD 🢒 Engine 🢒 Engine Controls and Fuel - 6.6L (LMM) 🢒 Inspection/Maintenance (I/M) System DTC Table

Inspection/Maintenance (I/M) System DTC Table for GMC Truck Sierra - 4WD 2007

System	DTCs required to Set System Status to Yes
Catalyst Monitoring	DTC P0420
EGR	DTC P0401 or P0402
Misfire Monitoring	DTC P0300-P0308