Diagnostic Fault Information
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. 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 |
|---|---|---|---|---|
| Turn Signal Switch Signal - Left | 1 | 1 | 1 | - |
| Turn Signal Switch Signal - Right | 1 | 1 | 1 | - |
| Turn Signal Control - Left Front | B3948 02 | B3948 04 | 1 | - |
| Turn Signal Control - Right Front | B3949 02 | B3949 04 | 1 | - |
| Turn Signal Lamp Ground - Left Front | - | 1 | - | - |
| Turn Signal Lamp Ground - Right Front | - | 1 | - | - |
| Turn Signal Repeater Lamp Ground - Left | - | 1 | - | - |
| Turn Signal Repeater Lamp Ground - Right | - | 1 | - | - |
| Turn Signal/Multifunction Switch Ground | - | 1 | - | - |
| 1. Turn Signal Lamps and/or Indicators Malfunction | ||||