TSB 9100845 — Ram Service bulletin
9100845 is a service bulletin on file with NHTSA for the Ram 1500, 2019–2024 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. For concerns of an inoperative A/C system (no relay activation, no compressor engagement, or no response to commands), technicians need to utilize Star Online Publication S2624000007 prior to component replacement. Failure to follow this star online publication may result in…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 9100845 names
Every document filed under 9100845
| Document ID | Filed | Type |
|---|---|---|
| 9100845 | June 17, 2026 | Service bulletin |
Questions buyers ask
What is TSB 9100845?
9100845 is a service bulletin filed with NHTSA by Ram, covering the Ram 1500 across the 2019–2024 model years. NHTSA's summary reads: For concerns of an inoperative A/C system (no relay activation, no compressor engagement, or no response to commands), technicians need to utilize Star Online Publication S2624000007 prior to component replacement. Failure to follow this star online publication may result in…
Which vehicles does 9100845 cover?
NHTSA's file names Ram 1500 (2019–2024). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB 9100845 a recall, and is the repair free?
No. 9100845 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of 9100845?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 9100845, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 9100845. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.