B2500: owner reports and bulletins

Body. We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got B2500 on your scanner? Tell the mechanic your year, make, model and any symptoms and you'll get the likely cause and what to check first. Ask about this code.

What owners report to NHTSA

17 complaints filed with NHTSA mention B2500, 2 of them since 2015, across 7 different models. The component owners most often filed it under: tires:tread/belt.

Most-reported models

VehicleComplaintsModel years reported
MAZDA B-SERIES TRUCK61998, 1999, 2001
FIRESTONE WILDERNESS HT49999
FIRESTONE FIRESTONE39999

Manufacturer service bulletins that name B2500

3 technical service bulletins and manufacturer communications filed with NHTSA mention B2500, from 1 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • CHRYSLER VOYAGER (2020, 2021, 2022, 2017), bulletin 10221358: LATCH, Sliding Door (Right / Left) For any RU vehicle with presence of a B2500 fault code (active / stored / pending), please refer to the following steps: 1. Please verify proper functionality of both sliding doors (pow…
  • CHRYSLER PACIFICA (2017, 2018, 2019, 2020), bulletin 10188719: B2500-01 B2500-07 Power Sliding Door Latch General Electric Failure

Sources: NHTSA Office of Defects Investigation complaint database and manufacturer communications file, snapshots September 2026. A complaint or bulletin that mentions a code is a report about that vehicle, not a statement that the code has one cause.