Diagnostic Trouble Code Definitions
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE DEFINITIONS
| DTC (1) | Description | ||
|---|---|---|---|
| P0562 | Low System Voltage | ||
| P0563 | High System Voltage | ||
| P0621 | Generator Turn-On Signal Circuit Voltage Out-Of-Range | ||
| P0622 | Out Of Range Duty Cycle Signal | ||
|
|||