For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2004 🢒 GMC K Sierra - 4WD 🢒 Engine 🢒 Engine Controls - 6.6L (LLY) 🢒 Inspection/Maintenance (I/M) System DTC Table

Inspection/Maintenance (I/M) System DTC Table for GMC Truck GMC K Sierra - 4WD 2004

System	DTCs Required to Set System Status to YES
EGR	DTC P0401
Misfire Monitoring	DTC P0300 DTC P0301-P0308

System

DTCs Required to Set System Status to YES

EGR

Misfire Monitoring