2026 RAM 3500 problems & reliability
22 owner complaints filed with NHTSA for the 2026 RAM 3500, alongside 4 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System → | 15 | 68% |
| Service Brakes | 7 | 32% |
| Forward Collision Avoidance | 4 | 18% |
| Vehicle Speed Control | 4 | 18% |
| Power Train | 3 | 14% |
| Back Over Prevention | 2 | 9% |
| Engine | 2 | 9% |
| Service Brakes, Hydraulic | 2 | 9% |
| Tires | 2 | 9% |
| Unknown OR Other | 2 | 9% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 12 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
What owners report
“Started with only 320 miles just days after purchasing this new 2026 RAM 3500 on XXX. I have taken the truck to three differ RAM dealerships as this issue continues to occur. [XXX]; [XXX]; and [XXX] Westside all had attempted to fix the issue. I had to return the truck a number of times to [XXX] and [XXX] for the same…”
Electrical System · filed Aug 5, 2026
“What component or system failed or malfunctioned, and is it available for inspection upon request? Rear Axle Failure - Dealership has the truck currently How was your safety or the safety of others put at risk? - It was not Has the problem been reproduced or confirmed by a dealer or independent service center? - Yes…”
Power Train · filed Aug 4, 2026
“Just driving down the road and abs service, traction control service, 4wd service, automatic emergency brake disabled front and rear sensor service lights come on then go off and come back on later with a check engine light vehicle has less than. 500 miles”
Service Brakes · filed Jun 21, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
213 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2026 RAM 3500. The 10 most recent:
Flash: Electronic Shift Module (ESM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● U1057-00 -…
08-302-26 · Service Bulletin/Repair Instructions · issued Aug 1, 2026
Module & module kit - fuel pump/level unit
113783 · Service Bulletin/Repair Instructions · issued Jul 30, 2026
Sensor - exhaust temperature
113754 · Service Bulletin/Repair Instructions · issued Jul 29, 2026
Sensor - turbocharger speed
113744 · Service Bulletin/Repair Instructions · issued Jul 29, 2026
Sensor - turbocharger speed
113742 · Service Bulletin/Repair Instructions · issued Jul 29, 2026
HEADLAMP - NONE
113546 · Service Bulletin/Repair Instructions · issued Jul 23, 2026
HEADLAMP - NONE
113547 · Service Bulletin/Repair Instructions · issued Jul 23, 2026
Flash: DEF Dosing Control Unit (DCU) Software Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble…
08-286-26 · Service Bulletin/Repair Instructions · issued Jul 18, 2026
Air Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic…
08-272-26 REV. A · Service Bulletin/Repair Instructions · issued Jul 17, 2026
LAMP – TAIL
113137 · Service Bulletin/Repair Instructions · issued Jul 15, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2026 RAM 3500 has 4 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2026 RAM 3500?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.