Ram bulletin 0812923
What it saysRadio Over The Air Updating from PR39.92 to PR40.12 Software Version ? NHTSA’s full summary ↓
Ram filed this with NHTSA as a service bulletin dated May 26, 2023, received Jul 31, 2023, about the equipment. It names 5 model years (2021). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.
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What the bulletin says
Source: NHTSA's summary of the manufacturer's communicationRadio Over The Air Updating from PR39.92 to PR40.12 Software Version ? Radio Wi-Fi Hotspot connection not working. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from PR39.92 to PR40.12. NOTE: National launch for this FOTA update is expected to begin June 23, 2023.
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| 0812923 | Service bulletin | May 26, 2023 | 10239978 | not found |
The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.
Doing the repair yourself, or pricing it before the shop does? Search the part by fitment on eBay Motors — the listing and the price are the seller’s.
Find the radio/tape deck/cd etc. for the 2021 1500 →Affiliate disclosure: some links on this page are affiliate links. If you request a quote or buy through them we may earn a commission at no extra cost to you. Nothing on this page changes because of it.
Model years it names
Source: as the manufacturer filed themAlso filed against model years this site has no page for: 2021 Ram 4500; 2021 Ram 5500.
A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.
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A weekly email, sent only in a week when Ram files something new with NHTSA for the model you pick — service bulletins, campaigns, warranty extensions, over-the-air notices, every model year. Nothing else is sent; one-click unsubscribe in every message. Separate from recall alerts.
What owners reported
Source: NHTSA complaint databaseOwners of the 3 model years this bulletin names have filed 857 complaints with NHTSA since 2015. 251 of them name Electrical System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.
On the 2021 Ram 1500, the 24 owners who gave an odometer reading for Electrical System reported it at a median of 45,070 miles. That figure is one model year’s, not the whole range this bulletin covers — medians from different model years are not averaged.
Driving highway speed and truck shut off completely. Took to dealer, no issues found. 800 miles later driving highway speed truck shut off again. Took to dealer, no issues found so far. Complete loss of power, power steering, power brakes, etc. Display read, "Press brake and push button to start" while coasting in neutral both times
2021 Ram 2500 · Electrical System · filed with NHTSA Dec 2, 2021 · ODI 11442452
Driving vehicle about 2 MPH, taking a right turn - vehicle stalled out and emergency brake light came on. Was able to restart pts ignition without issue, then drive again. Truck has 600+ miles current. Found other Ram owners on 5thgenrams. Com forums stating they are experiencing same issue, so I AM concerned.
2021 Ram 1500 · Electrical System · filed with NHTSA May 13, 2021 · ODI 11416441
The contact owns a 2021 Ram 3500. The contact received notification of NHTSA Campaign Number: 23V060000 (Electrical System) however, the part to do the recall repair was unavailable. The contact was informed by the dealer that the manufacturer had been sending 3-4 parts per month.
2021 Ram 3500 · Electrical System · filed with NHTSA Sep 7, 2023 · ODI 11543117
In depth: 2021 Ram 1500 electrical problems →
A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.
More bulletins about the equipment
Source: same model, same component group38 other manufacturer communications filed against these Ram models under the same component group (equipment), newest first. The eight newest are listed; the rest are on the Ram list.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| S2318000005 | Service bulletin | Dec 5, 2025 | The customer’s complaint may include a message appearing in the cluster’s information center stating, “See User’s Manual For Proper Oil And… |
| S238A000026 | Service bulletin | May 3, 2024 | "Intermittent Black Screen With Or Without Audio, Radio Resets Or Radio Locks Up At Times" |
| 9100301 | Service bulletin | Jan 30, 2024 | UCONNECT 5 W 8.4" DISPLAY Prior to replacing the radio, please check for any related recalls, TSBs, or any STAR Online publications. Please… |
| S238A000028 | Service bulletin | Jan 26, 2024 | Radio Black Screen, Freezing, Reset, Cutting Out Or Inoperative Intermittently |
| 0802324 | Service bulletin | Jan 18, 2024 | Battery No Start, Jump Start, Tow-In Complaints Customer may experience one or more of the following: ? No start, jump start, or tow-in.… |
| 9100287 | Service bulletin | Jan 18, 2024 | Thermostat Assy For 2022-2024MY 3.6L Pentastar Upgrade with P0128 failure code. PRIOR TO PERFORMING ANY THERMOSTAT REPLACEMENT, PROCEED WIT… |
| 0800624A | Service bulletin | Jan 17, 2024 | Navigation (NAV) Reboot When MOTA Fails The customer may describe one of more of the following: ? Radio navigation continues to reboot aft… |
| S248A000001 | Service bulletin | Jan 13, 2024 | SOS and Assistance Call Not Working After Radio Exchange Unit Installed |

Quote the number at the service desk. It is what the dealer’s system is keyed on.
Every manufacturer communication NHTSA holds for Ram, by the number printed on the letter.
Common questions
Source: NHTSA, 49 CFR 579.5Is Ram 0812923 a recall?
No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.
Is the 0812923 repair free?
Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way. Every Stellantis warranty extension on file lists the ones Stellantis has filed.
Which vehicles does 0812923 cover?
The manufacturer filed it against 5 model years: 2021 Ram 1500, 2021 Ram 2500, 2021 Ram 3500, 2021 Ram 4500, 2021 Ram 5500. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.