STAR 2025–2027 Ram 1500 Electrical System — 9100933

[RamRHOForum]

Technician tip · Tech tip 9100933

This is a technician tip, not a recall. Tips are short notes Ram gives dealers about diagnosing or repairing a condition. They don't by themselves change what is covered.

Published: Oct 14, 2026
Applies to: Ram 1500 (2025–2027 model years)

Also listed in the source (outside this forum's coverage): 1500 2024

Summary (official text)​

FUSE BLOCK UNDERHOOD - PWR DIS A/C Blowing hot air or not working. A/C relay clutch not operating, dealers unnecessary replacing PDCs. Battery disconnection is required to reset PCM. Please follow SOL S2624000004.

Sources​

• 9100933 Rev 1 (PDF, NHTSA document 11038655) — Oct 14, 2026

Details from NHTSA as of Oct 23, 2026. If NHTSA or Ram revises this notice, this post is updated and significant changes are noted in a reply. The linked documents are the authority, and a dealer can confirm whether it applies to your VIN.

Have you experienced this issue with your truck? Let us know your model year and engine, plus any diagnosis or repair details.