2010 Mercedes-Benz C300 Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 453 complaints citing each category; one complaint can cite several. Full breakdown on the 2010 Mercedes-Benz C300 overview page.
What owners report
“CAR WONT START, REPLACED BATTERY, COMMON ISSUE WITH C300 TOLD BY THE DEALERSHIP IT WOULD COST $1332 FOR STEERING LOCK TO START 5.0 INCLUDES IF…”NHTSA complaint 10886158 — filed 07/20/2016
“AFTER I TURN THE CAR OFF, THE FRONT LEFT LIGHT ON THE TOP CONTINUES TO STAY ON. IF I MOVE THE KNOB BACK AND FORTH…”NHTSA complaint 10875773 — filed 06/22/2016
“MY PASSENGER SIDE LIGHT (UPPER EYELID) COMES ON AFTER I HAVE TURNED OFF THE IGNITION SWITCH. ALSO REAR BRAKE LIGHT.I GO IN SIDE TO WORK…”NHTSA complaint 10864864 — filed 05/14/2016
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2010 Mercedes-Benz C300 have electrical system problems?
Electrical System is the #2 most-reported problem area on the 2010 Mercedes-Benz C300: 80 of 453 complaints on file (17.7%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2010 Mercedes-Benz C300 have in total?
453 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 17 involved a crash, 5 involved a fire, 17 reported injuries, and none reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
