Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 Chevrolet RV Cutaway, and 2002 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
If a step is interrupted before completion, perform the remaining portion of the set procedure. Any portion of the set procedure that requires the engine at operating temperature may be repeated. This will allow most of the diagnostic tests to run and the remaining tests can be performed using the individual system set procedures.
INSPECTION/MAINTENANCE SYSTEM DTCS
| System | DTCs Required To Set System Status To YES |
|---|---|
| Component Monitoring | DTCs P0126 , P0236 , P0741, P0742, P0751, P0756 & P1870 |
| Misfire Monitoring | DTCs P0300 & P0301-P0308 |