* before and after delivery vehicle had screen back out. All safety and non safety warnings disabled * car was repaired 4 times at dealership for more than 10 days. * After initial repair in November and December 2025 In March 7 2026 different electrical waring failure auto breaking, forward Collison parking Collison blind spot lane * this lead to minor accident Day after failure. March 8th * This repair needed SRS module and Wiring Harness replacement *on Our request Mercedes and Dealership downloaded data but would not give us. * Dealership charged us for Repair unfair practice * Similar problems few cars were recalled . If they would have paid attention to wearying harness many problems would have resolved early we would not have spent $ 5500 plus *We requested on Board data. Dealership downloaded but would not give as we were correct. *After multiple request they send recall letter but say no need to any thing once wrong they had to replace screen and later wiring harness
The worst 2026 Mercedes-Benz E 450 4matic problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Acceleration1
- Driver assistance1
- Lights1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Acceleration1
- Driver assistance1
- Lights1
Recalls 1
Electrical system: instrument cluster/panel
- What is wrong
- Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2024-2026 AMG GT, C-Class, E-Class, SL, CLE, and GLC vehicles. The infotainment control unit may reset while the vehicle is in motion and cause the instrument panel display to go blank.
- Risk
- An instrument panel display that fails to show critical safety information, such as the speedometer and warning lights, increases the risk of a crash.
- Remedy
- Dealers will update the infotainment control unit software, free of charge. Owner notification letters were mailed June 29, 2026. MBUSA's number for this recall is 2026050004. Owners may contact MBUSA customer service at 1‑800‑367‑6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on beginning May 8, 2026.
Recall number 26V281000 · Recall details
Technical service bulletins for the 2026 Mercedes-Benz E 450 4matic 92
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, is launching an OTA update to the...
- Diverse functional limitations in the vehicle in combination with various warning and fault messages in...
- Wheezing noises/squeaking noises from the front shock absorbers when passing over surface undulations and...
- Issue A software update will be performed that provides enhancements to the robustness and system...
- Sporadic warning message in instrument cluster "Engine oil pressure, stop switch off vehicle" (or similar)...
- Slight creaking noises when steering
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Service Campaign 2026090004: An authorized Mercedes-Benz dealer will inspect the coolant pump electrical...
- Whining / humming noises (described as foghorn‑like) from the drivetrain in the rear axle area during...
- Clanking noise from the area of the speakers in the doors
See all 92 bulletins for the 2026 Mercedes-Benz E 450 4matic
What 2026 Mercedes-Benz E 450 4matic owners say
Most recent owner complaints, unedited.
Compare the 2026 Mercedes-Benz E 450 4matic
Other model years
Questions about the 2026 Mercedes-Benz E 450 4matic
Is the 2026 Mercedes-Benz E 450 4matic reliable?
Owners have filed 1 complaint about the 2026 Mercedes-Benz E 450 4matic, fewer than a typical E 450 4matic model year.
What is the most common problem with the 2026 Mercedes-Benz E 450 4matic?
Acceleration and speed control, with 1 complaint. Next is driver assistance (1).
How many recalls does the 2026 Mercedes-Benz E 450 4matic have?
1 recall, covering electrical system.
VIN decoder
See the problems and recalls for an exact car
Buying a used 2026 Mercedes-Benz E 450 4matic?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history