B101D on the 2019 Chevrolet Blazer
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| 23-NA-062 | 2023-06-19. Service bulletin. This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D. |
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| 23-NA-062 | 2023-04-14. Service bulletin. This service bulletin provides repair information to correct a customer concern of Rear View Camera Coaxial Related Issues - DTCs B395A, B395B, B395C, B101E, B101D. |
| PIT5670 | 2019-06-03. Service bulletin. This Preliminary information communicates that a vehicle may come to the dealer with a "service driver assist system" message. The technician may find codes B101D and or B390C. If this condition is found the technician is instructed to check the Long Range Radar Module (LRRM) bracket for being loose. Tech is instructed to attempt to move the LRRM by hand and if movement is felt he is instructed to adjust the LRRM mounting bracket, properly tighten the bolts and perform a LRRM learn procedure. |
3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.