Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 1 of 2 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Engine And Engine Cooling. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Power Train. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes, Hydraulic. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
2 reports
97,000 miles · Jul 15, 2004
Service Brakes, Hydraulic
INTERMITTENTLY WHEN THE BRAKE PEDAL WAS APPLIED THE VEHICLE WOULD NOT STOP. WHEN THIS OCCURRED, EXCESSIVE FORCE HAD TO BE APPLIED TO THE BRAKE PEDAL TO STOP THE VEHICLE, WHICH RESULTS IN EXTENDED STOPPING DISTANCE. A FAILURE IN THE BRAKE VACUUM AIR PUMP CAUSED THIS PROBLEM TO OCCUR. WHEN THIS PART FAILED THERE WAS NO INDICATION…
Read full complaint
INTERMITTENTLY WHEN THE BRAKE PEDAL WAS APPLIED THE VEHICLE WOULD NOT STOP. WHEN THIS OCCURRED, EXCESSIVE FORCE HAD TO BE APPLIED TO THE BRAKE PEDAL TO STOP THE VEHICLE, WHICH RESULTS IN EXTENDED STOPPING DISTANCE. A FAILURE IN THE BRAKE VACUUM AIR PUMP CAUSED THIS PROBLEM TO OCCUR. WHEN THIS PART FAILED THERE WAS NO INDICATION OF POWER LOSS UNTIL THE BRAKE PEDAL WAS APPLIED. THE BRAKE VACUUM AIR PUMP FAILED EVERY 5 YEARS AND NEEDS TO BE REPLACED. *AK *JB
NHTSA ODI #10075704
Mileage unknown · May 6, 1995
Engine And Engine CoolingPower Train
PARKING PAWL ACTUATOR ROD FAILED DUE TO BEING DESIGNED WITH NYLON INSTEAD OF STEEL. (2ND VEHICLE FROM 486224) *SKD
NHTSA ODI #479621
Official recalls
0
No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
1980 Mercedes Benz 300 Problems, Complaints & Recalls | Skip That Year