2021 Chrysler 300 Owner Complaints (20)
Analysis of 20 verified consumer complaints submitted to the National Highway Traffic Safety Administration (NHTSA). Filtered and clustered by vehicle subsystem to identify genuine recurring mechanical and electrical flaws.
2021 300 Failure Distribution by Vehicle Subsystem
Top Defect Complaint Groups (5)
Airbag Occupant Detection & Inflator Defect Reports
Reported Symptoms: SRS Airbag warning lamp illuminated, Passenger occupant classification sensor failure, Seat belt retractor lockup
Engine Stalling, Oil Consumption & Cooling Defect Reports
Reported Symptoms: Engine sudden stall / hesitation while driving, Abnormal oil burning / consumption, Check Engine Light (MIL) flashing, Engine overheating / coolant loss
Electrical Parasitic Drain, Infotainment & Harness Reports
Reported Symptoms: Unexplained battery drain after sitting overnight, Infotainment display / instrument cluster blackouts, Accessory malfunction / alternator fault warnings
Fuel Pump Pressure Loss & Fuel Delivery Defect Reports
Reported Symptoms: Sudden loss of propulsion power at highway speeds, Extended engine cranking / failure to restart, Fuel odor near fuel tank / engine bay
Service Brakes, ABS Actuator & Master Cylinder Reports
Reported Symptoms: Spongy or hard brake pedal travel, ABS / Brake warning light illuminated, Extended stopping distance / pedal vibration
Tools for Diagnosing the 2021 Chrysler 300
Reads & clears all DTC codes including ABS, SRS, TPMS. Live sensor data with freeze frames. Works on all 1996+ vehicles.
Tests 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.
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