RAM

08-187-26 REV. B

2026-06-30 · NHTSA 11034893

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Flash: Door Control Module (DCM) Updates Technician may find the following Diagnostic Trouble Code (DTC): SYMPTOM: ● B2577-00 - Window Not Calibrated / Lost Calibration. Customers may experience one or more of the following: ● Driver and passenger window 'auto up' function is inoperative. This bulletin involves inspecting and possibly reprogramming the DDM and PDM with the latest available software

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.