Inspection/Maintenance (I/M) System DTC Table
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
| System | DTCs Required to Set System Status to YES |
|---|---|
| If an I/M System Status indicator did NOT update to YES during the Inspection/Maintenance Complete System Set Procedure , review each indicator and reference this table to determine each DTC associated with the I/M System Status Indicator. Each DTC listed below has specific conditions that must be met for the diagnostic to run. Included within the conditions are additional DTCs which, if set, may inhibit the DTCs listed below from running. Reviewing and operating the vehicle within the Conditions for Running for each DTC listed below will allow the I/M System Status Indicators to transition to YES. | |
| Catalyst | DTC P0420 or P0430 |
| EGR/CMP | DTC P0010, P0011, P2088, or P2089 |
| EVAP | |
| Fuel System | DTC P219A or P219B |
| Oxygen Sensor | DTC P0133, P013A-P013F, P014A, P014B, P0153, P015A-P015D, P1133, P1153, or P2270-P2273 |
| Oxygen Sensor Heater | DTC P0030-P0032, P0036-P0038, P0050-P0054, P0056-P0060, P0135, P0141, P0155, or P0161 |