2004 Mercedes Benz C320: Reliability Data

Source: NHTSA — 23 complaints
23
Total Complaints
60,000mi
Median Mileage
FUEL/PROPULSION SYSTEM
Top Issue
1
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

56,000 25th Percentile
60,000 Median Mileage
76,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

FUEL/PROPULSION SYSTEM
4
VISIBILITY
2
AIR BAGS
2
TIRES
1
ELECTRICAL SYSTEM
1
ENGINE AND ENGINE COOLING:COOLING SYSTEM
1
ELECTRONIC STABILITY CONTROL (ESC)
1
LATCHES/LOCKS/LINKAGES
1
EQUIPMENT
1
EQUIPMENT ADAPTIVE/MOBILITY
1

Severity Assessment

1
Crashes
0
Fires
1
Injuries
0
Deaths

Sample Complaint Reports

"INCIDENT DESCRIPTION = GOODYEAR TIRE HAD AN INTERIOR WALL "TEAR" THAT CAUSE SUDDEN DEFLATION SUGGESTING A DEFECT IN THE MANUFACTURER OF THIS TIRE.....THE TIRE WAS PURCHASED FROM THE TIRE RACK SEPTEMBER 2007 (LESS THAN ONE YEAR AGO) AND HAD LESS THAN 10,000 MILES OF NORMAL SUBURBAN DRIVEN...THE "TECH..."
"I OWN A 2004 MB C320 AND I HAVE NOTICED THAT WHEN IT REACHED 40,000 MILES THE CAR ITSELF STARTED MALFUNCTIONING FROM THE REAR WINDOW SHADE WOULDN'T GO DOWN FOR WHICH I ONLY USE OCCASIONALLY; THE AIR CONDITIONING WOULD TURN ON AND OFF; THE TEMP GAUGE IS INACCURATE; THE PASSENGER VISOR CAME OFF; THE C..."
"I OWN A 2004 MB C320 AND I HAVE NOTICED THAT WHEN IT REACHED 40,000 MILES THE CAR ITSELF STARTED MALFUNCTIONING FROM THE REAR WINDOW SHADE WOULDN'T GO DOWN FOR WHICH I ONLY USE OCCASIONALLY; THE AIR CONDITIONING WOULD TURN ON AND OFF; THE TEMP GAUGE IS INACCURATE; THE PASSENGER VISOR CAME OFF; THE C..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28