2026 RAM 3500 problems & reliability
26 owner complaints filed with NHTSA for the 2026 RAM 3500, alongside 4 safety recall campaigns. Last verified Sep 21, 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 components.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System → | 17 | 65% |
| Service Brakes | 9 | 35% |
| Back Over Prevention | 4 | 15% |
| Forward Collision Avoidance | 4 | 15% |
| Vehicle Speed Control | 4 | 15% |
| Power Train | 3 | 12% |
| Unknown / Other | 3 | 12% |
| Engine | 2 | 8% |
| Exterior Lighting | 2 | 8% |
| Service Brakes, Hydraulic | 2 | 8% |
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
“Brand new 2026 Ram 3500 Limited Truck. Front parking sensors goes off when something is 15-25 feet away. Very frustrating as I have to turn off the front parking sensors. Had the same issue on my 2025 Ram 2500. Also, the tailgate is misaligned from the factory. Currently my truck is at the dealership, and they don't…”
Unknown / Other · filed Sep 16, 2026
“On multiple occasions the U-Connect system in the listed 2026 RAM 3500 has gone completely black and was inoperable until a reset was performed. The trailer brake gain control and exhaust brake are accessed and controlled via the touch screen U-Connect system. This failure poses a significant safety issue when the…”
Electrical System · filed Aug 25, 2026
“The contact owns a 2026 Ram 3500. The contact stated that while driving at an undisclosed speed, several unknown warning lights were illuminated. The message that the trailer was not connected was displayed. The contact received notification of NHTSA Campaign Number: 26V059000 (Exterior Lighting, Electrical System)…”
Exterior Lighting · filed Aug 20, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
231 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2026 RAM 3500. The 10 most recent:
Flash: Vehicle System Interface Module (VSIM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ●…
08-331-26 · Service Bulletin/Repair Instructions · issued Sep 11, 2026
Exhaust Gas Temperature (EGT) Sensor Water Intrusion CUSTOMER Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set the following Diagnostic Trouble Code…
25-004-26 · Service Bulletin/Repair Instructions · issued Sep 10, 2026
Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of the following:- Navigation Stability - Android Auto & Carplay stability & connectivity- Trailer Tow pages-…
OTHERDOC_176 · Other · issued Sep 8, 2026
Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
9100901 · Service Bulletin/Repair Instructions · issued Sep 8, 2026
Switch - Tailgate Handle Prior to replacing the Tailgate Handle Switch, please review MasterTech Article - Tailgate Handle Inoperative.
9100892 · Service Bulletin/Repair Instructions · issued Sep 2, 2026
Engine Overheat Customers may comment on the following: SYMPTOM: ● Vehicle overheating. ● Temperature gauge is reading hot. ● Overheat symbol is illuminated in Instrument Panel Cluster (IPC). This bulletin involves…
07-006-26 REV. A · Service Bulletin/Repair Instructions · issued Sep 1, 2026
Airbag Warning Light On or Intermittent. The Occupant Restraint Controller (ORC) May Have The Following DTCs (Active/Stored)
S2623000052 REV. A · Service Bulletin/Repair Instructions · issued Sep 1, 2026
MODULE - A/C AND HEATER
114259 · Service Bulletin/Repair Instructions · issued Aug 31, 2026
Radiator - engine cooling
114254 · Service Bulletin/Repair Instructions · issued Aug 26, 2026
Radiator - engine cooling
114255 · Service Bulletin/Repair Instructions · issued Aug 26, 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.