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Manufacturer communication · Service bulletin

Ram bulletin 2101024

What it saysFlash: Transmission Control Module (TCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. NHTSA’s full summary ↓

Ram filed this with NHTSA as a service bulletin dated Jan 27, 2024, received Mar 18, 2024, about the power train. It names 2 model years (2022–2023). 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

Flash: Transmission Control Module (TCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): ? P1DB7-00 - Torque Converter Clutch Performance. This bulletin involves reprogramming the TCM with the latest available software.

Kind Service bulletin Manufacturer date Jan 27, 2024 Received by NHTSA Mar 18, 2024 Components Power Train, Exterior Lighting, Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
2101024Service bulletinJan 27, 202410251874not 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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What owners reported

Source: NHTSA complaint database

Owners of the 2 model years this bulletin names have filed 844 complaints with NHTSA since 2015. 410 of them name Electrical System, Power Train — 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 2022 Ram 1500, the 18 owners who gave an odometer reading for Electrical System reported it at a median of 41,000 miles. That figure is one model year’s, not the whole range this bulletin covers — medians from different model years are not averaged.

Was sitting at a light (auto engine shut-off was on). When the light turned green, lifted off the break to push the gas to go. Truck shut off, all lights on the dashboard lit up and truck was automatically shifted into park with emergency brake on. Attempted to restart the truck several times. Truck finally started after 8th attempt.

2022 Ram 1500 · Power Train · filed with NHTSA May 25, 2022 · ODI 11466039

The contact owns a 2023 Ram 1500. The contact stated that on three separate occasions, while driving at various speeds, the vehicle downshifted to the first gear inadvertently. The vehicle was steered to the side of the road and restarted. The vehicle was taken to a dealer however, the failure could not be replicated.

2023 Ram 1500 · Power Train · filed with NHTSA Jan 24, 2024 · ODI 11567517

There is a loud humming/tumbling sound when decelerating at lower roms. It is very loud, obnoxious, and distracting. It was so loud that I couldn’t hear an emergency vehicle coming up behind me to get over. I have found 100’s of complaints on forums with the same issue with the 5th gen rams.

2023 Ram 1500 · Electrical System · filed with NHTSA Oct 8, 2023 · ODI 11548935

In depth: 2023 Ram 1500 electrical problems → · 2022 Ram 1500 electrical problems → · 2022 Ram 1500 transmission and drivetrain 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 power train

Source: same model, same component group

76 other manufacturer communications filed against the Ram 1500 under the same component group (power train), newest first. The eight newest are listed; the rest are on the Ram list.

NumberKindDatedNHTSA’s summary
18-071-26 REV. BService bulletinOct 6, 2026Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may…
18-075-26Service bulletinOct 3, 2026Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle mus…
115032Service campaignOct 3, 2026Customer Satisfaction Notification A0D – Electronic Shift Module - Dealer Notification The Electronic Shift Module (ESM) software on about 2…
S2621000004Service bulletinSep 30, 2026The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tec…
21-062-26Service bulletinSep 25, 2026Transmission Rattle Customers may comment on the following: SYMPTOM: ● Rattle noise coming from the transmission. This bulletin involves ins…
08-308-26Service bulletinAug 6, 2026Flash: Electronic Shift Module (ESM) Updates Customers may comment on one or more of the following: SYMPTOM: ● Shifter is unresponsive. ● Un…
21-057-26Service bulletinJul 9, 2026Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: SYMPTOM: ● Harsh or slipping feeling…
21-056-26Service bulletinJul 9, 2026Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: SYMPTOM: ● **Harsh or slipping feeli…

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 2101024 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 2101024 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 2101024 cover?

The manufacturer filed it against 2 model years: 2023 Ram 1500, 2022 Ram 1500. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.