TSB 9100861 — Dodge and Ram Service bulletin
9100861 is a service bulletin on file with NHTSA for 2 Dodge and Ram models, 2025–2026 model years, filed and re-filed as 3 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 9100861 names
| Vehicle | Model years |
|---|---|
| Dodge Charger | 2026 |
| Ram 1500 | 2025, 2026 |
Every document filed under 9100861
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| 9100861 Rev 3 | July 28, 2026 | Service bulletin |
| 9100861 Rev 1 | July 16, 2026 | Service bulletin |
| 9100861 | July 9, 2026 | Service bulletin |
What 9100861 covers
Engine, Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 9100861?
9100861 is a service bulletin filed with NHTSA by Dodge and Ram, covering 2 Dodge and Ram models across the 2025–2026 model years. NHTSA's summary reads: PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the…
Which vehicles does 9100861 cover?
NHTSA's file names Dodge Charger (2026); Ram 1500 (2025–2026). 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 9100861 a recall, and is the repair free?
No. 9100861 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 9100861?
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 9100861, 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 9100861. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.