Inspection/Maintenance (I/M) System DTC Table
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Inspection/Maintenance (I/M) System DTC Table
| System | DTCs Required to Set System Status to YES |
|---|---|
| Catalyst | DTC P0420 or P0430 (Without HP2) or DTC P0420 or P0430 (With HP2) |
| EVAP | DTC P0455 DTC P0442 DTC P0446 DTC P0496 |
| Oxygen Sensor | DTC P0133 or P0153 DTC P0140 or P0160 DTC P1133 or P1153 DTC P1134 or P1154 DTC P0136 or P0156 |
| Oxygen Sensor Heater | DTC P0135 or P0155 (With 5.3L or 6.0L) or DTC P0135 or P0155 (With 4.8L) |