Complaint 2233193

2023 RAM PROMASTER • EQUIPMENT:APPLIANCE:AIR CONDITIONER • incident Jan 21, 2025

Crash
No
Fire
No
Injuries
0
Deaths
0
Complaint ID
2233193
Make
RAM
Model
PROMASTER
Model Year
2023
Incident Date
Jan 21, 2025
Date Received
Aug 7, 2026
Data As Of
Sep 1, 2026

Complaint Summary

EQUIPMENT:APPLIANCE:AIR CONDITIONER

Owner Narrative

Factory-installed Onan generator repeatedly throws fault codes causing complete air conditioning system shutdown. Defect present since early ownership. Three failed repair attempts at authorized Thor Motor Coach dealer La Mesa RV. Generator has never reliably held a load. Creates dangerous condition in extreme heat. Thor Motor Coach has refused to honor warranty.

Owner-submitted narrative on file with NHTSA. Complaint narratives are self-reported and have not been verified.