YearToAvoid

2020 Mercedes-Benz Gle350 Engine Problems

Engine problems account for 39 of 89 total complaints (44%) filed on the 2020 Mercedes-Benz Gle350, the highest share of any model year in this data. Median mileage at failure is 39,500, and no related recalls are listed.

Engine complaints
39
44% of 89
Crashes reported
1
Fires reported
1
Injuries reported
0
Median mileage
39,500 mi
Related recalls
0

Typical engine symptoms owners report

  • Vehicle stalls unexpectedly at stops or while driving on the highway, sometimes lunging forward when shifting into gear.
  • Engine hesitates during acceleration, becoming a repeated issue, with the check engine light illuminated and dealers citing cylinder head related concerns.
  • Throttle becomes unresponsive with no engine noise when the accelerator is pressed, requiring a shift to park and back to drive to restore normal response.
  • Owners report rumbling noises when stopped with the brake engaged, which dealers attributed to worn motor mounts at around 62,000 miles.
  • Diagnostic codes point to combustion misfiring on individual cylinders along with injector adjustment values reaching their upper limit.

When 2020 Mercedes-Benz Gle350 engine complaints were filed

First complaint Mar 10, 2020, latest Jul 29, 2026.

2020 Mercedes-Benz Gle350 engine complaints: complaints filed per month3Mar 2020Oct 2022Apr 2023Oct 2024Apr 2025Aug 2025Dec 2025Jul 2026
39 complaints filed with NHTSA from Mar 2020 to Jul 2026; peak Apr 2025 (3).

Engine recalls for the 2020 Mercedes-Benz Gle350

No safety recalls on record for this model year.

Engine complaints by Gle350 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 201611 (21%)
  2. 201711 (18%)
  3. 20184 (10%)
  4. 20190 (0%)
  5. 202039 (44%)
  6. 202124 (50%)
  7. 202212 (34%)
  8. 20232 (13%)
  9. 20241 (14%)

Frequently asked questions

How common are engine complaints for the 2020 Mercedes-Benz Gle350?
Engine issues make up 39 of the 89 total complaints filed for the 2020 Gle350, or 44% of all complaints for that year.
Is there a recall for the 2020 Mercedes-Benz Gle350 engine?
NHTSA lists no related recalls tied to the engine complaints reported for the 2020 Gle350.
At what mileage do 2020 Gle350 engine problems typically show up?
The median mileage at failure reported to NHTSA for these engine complaints is 39,500 miles.
What kind of engine problems do owners describe?
Owners describe stalling, hesitation during acceleration, unresponsive throttle, motor mount rumbling noises, and cylinder misfire codes.
Did any 2020 Gle350 engine complaints involve crashes or fires?
Among the complaints in this dataset, one crash and one fire were reported, though these were not necessarily limited to the engine component.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.