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Manufacturer communication · Service bulletin

Ram bulletin 0803224

What it saysBattery Pack Control Module (BPCM) Software Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination. NHTSA’s full summary ↓

Ram filed this with NHTSA as a service bulletin dated Jan 30, 2024, received Mar 18, 2024, about the back over prevention. It names 1 model year (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 communication

Battery Pack Control Module (BPCM) Software Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTC)s have been set: ? P0AC0 - Hybrid Battery Pack Current Sensor 1 Circuit Performance. ? P1A29 - Cell Supervisory Circuit A Failure. ? P0DE7 - Hybrid/EV Battery Pack Cell Voltage High. ? P0ABA - Voltage Sense A Circuit. ? P0B3D - Hybrid Battery Voltage Sense "A" Circuit Low. ? P0B3E - Hybrid Battery Voltage Sense "A" Circuit High. ? U3017 - Control Module Timer/Clock Performance. ? P0E55 - DC/DC Converter Current Sensor Circuit "A". ? P0DAF - Hybrid/EV Battery Cell Balancing Circuit "A". ? P0AD4 - Hybrid Battery Pack Air Flow System Insufficient Air Flow. This bulletin involves updating the BPCM with the latest available software.

Trouble codes it names: P0AC0 P1A29

Kind Service bulletin Manufacturer date Jan 30, 2024 Received by NHTSA Mar 18, 2024 Components Back Over Prevention, Exterior Lighting, Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
0803224Service bulletinJan 30, 202410251879not 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.

Model years it names

Source: as the manufacturer filed them

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.

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What owners reported

Source: NHTSA complaint database

Owners of the 1 model year this bulletin names have filed 679 complaints with NHTSA since 2015. 197 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 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

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 back over prevention

Source: same model, same component group

17 other manufacturer communications filed against the Ram 1500 under the same component group (back over prevention), newest first. The eight newest are listed; the rest are on the Ram list.

NumberKindDatedNHTSA’s summary
114283Warranty extensionAug 26, 2026***Recall Completion Prior to Sale of Vehicle***
114282Warranty extensionAug 26, 2026***Recall Completion Prior to Sale of Vehicle***
9100480Service bulletinJan 15, 2025Park Sensor Vehicles can have a warning in the cluster indicating that the park sensors are inoperative and to wipe the park sensors. If the…
9100479Service bulletinJan 14, 2025Park Sensor Vehicles can have a warning in the cluster indicating that the park sensors are inoperative and to wipe the park sensors. If the…
S2523000001Service bulletinJan 6, 2025C00C4-97 And Or C00C5-97 - Rear Radar Module Component Or System Operation Obstructed Or Blocked.
S2423000049Service bulletinNov 15, 2024Blind Spot Warning Displayed On Instrument Cluster. Mid Range Radar Left And Or Right Setting C00C4-76 C00C5-76 Rear Radar Module Wrong Moun…
9100414Service bulletinSep 25, 2024Parking assist Vehicles can have a warning in the cluster indicating that the park sensors are inoperative and to wipe the park sensors. If…
0803524Service bulletinJan 30, 2024Battery Pack Control Module (BPCM) Software Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further i…

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.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Ram 0803224 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 0803224 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.

Which vehicles does 0803224 cover?

The manufacturer filed it against 1 model year: 2021 Ram 1500. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.