Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

2021 Mercedes-Benz GLC 300 loss of power reports

11 NHTSA complaints describe sudden power loss, reduced power or limp mode on the 2021 Mercedes-Benz GLC 300 — roughly 18% of all complaints for this model year.

11
Loss of power reports
18%
share of complaints
median reported incident mileage (all complaints)

Other symptoms owners describe on the 2021 Mercedes-Benz GLC 300

Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 2021 Mercedes-Benz GLC 300 report before drawing conclusions.