2021 Mercedes-Benz GLE 350 Engine Problems
- Complaints
- 22about this part
- Share
- 46%of 48 total for the year
- Median mileage
- 76,150miles
- Trend
- RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.
NHTSA recorded 22 complaints about the engine of the 2021 Mercedes-Benz GLE 350, 46% of the 48 complaints for this model year. Where a mileage was given, the median is 76,150 miles. 1 of these say a crash was involved and 2 a fire, according to the filers.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“We bought our vehicle -2021 Mercedes-Benz gle 350 - on january 12th and three days later we noticed that half of the mbux dual screen was black and inoperable. The car was in service 10 days. Today, 02,1, 2021 the car stop, the engine and lights, control, on highway!!!??? I call police to protect me. Mercedes dead. No hazard lights. I stay in dangerous traffic one hour for mercedes road assistance. I call from my cel phone, no energy in the car?! After one hour the lights of car start??!!! This was at 6:45 am (night). After 7 minutes, the car stop totally, but with the lights flashing. …”
NHTSA complaint #11391145, filed 2021-02, 1,000 miles“I can be driving on a flat surface with out the car been on eco mode and the car shuts off for no reason without and light on the dash board I have to wait a few secs to restart the car ,brakes don't stop like they should very loud grinding noise and comes. I have report this problem lots of times and my car was not fix it stay more in the shop then with me the car senc don't work the light up red like if someones next to me”
NHTSA complaint #11479876, filed 2022-08“While driving at about 55mph on road with one lane going each way, the car engine shut off, all instrument displays went off. There was no check engine light, warning or noise. I was almost rear ended by a car behind me. The car behind me swerved barely missing me, but almost hit oncoming traffic. Once car was on side of road it would not start. I tried to jump car battery with NOCO jump starter and it did not work. Instrument display did not come on, car transmission stuck in Drive. …”
NHTSA complaint #11672109, filed 2025-07“On August 6, 2024 my vehicle reported The state of charge of the starter battery in the vehicle Mercedes-Benz GLE 350 SUV is very low . We took it to our local dealership to have the battery replaced but upon receiving the vehicle we started having issues. The vehicle would shake and loose power. Upon turning off and turning back on the vehicle would continue working properly. We proceeded to have a local shop diagnose it since our 2021 vehicle was about 10k over the covered warranty and our local MB dealership is not very efficient. …”
NHTSA complaint #11629288, filed 2024-12“This is regarding a 2021 gle 350. The car was parked overnight and in the morning was unable to start or crank . I had to tow the vehicle to the service center that has maintained the car since purchased date and they told Me there’s a problem with the engine and I will need a new engine costing $28,000 dollars., the car has 42,000 miles and has an impeccable service history with Mercedes Benz. They did not tell me any specific engine part that’s faulty. There was no warning lights, check engine lights. Had I been driving this car and it happened it could have been catastrophic.”
NHTSA complaint #11717456, filed 2026-02Related service bulletins
- 11038176Sep 17, 2026Complaint Red coolant warning in instrument cluster. Fault codes U019F00 or U019F87 current/stored in MRG1 control unit. Cause Various causes Remedy Perform guided test for fault…
- 11034506Jul 2, 2026Complaint CEL light on with no drivability concerns. Cause Signal timing error. Remedy 167: SW has been released. Update the FSAM to the latest SW version. 465, 290, 118, 243…
- 11034016Jun 22, 2026Complaint CEL light on with no drivability concerns. Cause Signal timing error. Remedy 167: SW has been released. Update the FSAM to the latest SW version. 465, 290: Software is…
- 11030302Mar 27, 2026Complaint -Check engine light illuminated. -Engine runs rough. -Poor shifting or jerking when accelerating. -Fault codes stored related to mixture formation, injector quantity…
- 11029925Mar 2, 2026Complaint CEL light on with no drivability concerns. Cause Signal timing error. Remedy This fault code does not cause a drivability concern and will clear itself within 2-3 key…
- 11028807Feb 14, 2026Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the engine control unit software does not correspond to current…
- 11028267Feb 2, 2026Complaint -Check engine light illuminated. -Engine runs rough. -Poor shifting or jerking when accelerating. -Fault codes stored related to mixture formation, injector quantity…
- 11028003Jan 23, 2026Dear Mercedes-Benz Owner: In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA…
- 11027580Jan 10, 2026In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC is extending the…
- 11026596Dec 6, 2025Complaint <p>ESP®, BAS, PRE-SAFE®, HOLD function, Hill-Start Assist, ESP® trailer stabilization, Adaptive Brake Lights, Lane Keeping Assist, Blind Spot Assist, Adaptive Brake…
Engine: other model years
Other parts of the 2021 Mercedes-Benz GLE 350
9 complaintsOther or unknown
9 complaintsVisibility (wipers, defrost, mirrors)
5 complaintsTransmission and drivetrain
4 complaintsBrakes
3 complaintsForward collision avoidance
3 complaintsFuel system
2 complaintsLane departure
2 complaintsBody and structure
2 complaintsBack-over prevention (rear camera)
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaints
← All problems reported for the 2021 Mercedes-Benz GLE 350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology