Diagnostic Fault Information
WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| 12 V Reference | U0126 00, C0710 4B | U0126 00 | - | C0710 00 |
| High Serial Data | U0077 00, U0126 00, U0151 00, U0403 71 | U0077 00, U0126 00, U0151 00, U0403 71 | U0077 00, U0403 71 | C0710 71, C0710 5A |
| Low Serial Data | U0077 00, U0126 00, U0151 00, U0403 71 | U0077 00, U0126 00, U0151 00, U0403 71 | U0077 00, U0403 71 | C0710 71, C0710 5A |
| Ground | - | U0126 00 | - | - |