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NHTSA Federal Consumer Defect Registry

2018 Dodge Challenger Owner Complaints (74)

Analysis of 74 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.

Total Complaints
74
Defect Clusters
7 Categories
Avg Failure Range
28k mi
Est. Repair Cost
$280 – $850
Defects & ProblemsSafety Recalls4Owner Complaints74
Switch Challenger Model Year Complaints
20250 reports20240 reports202341 reports20229 reports202119 reports202020 reports201957 reports201874 reports201749 reports201678 reports2015126 reports2014147 reports
NHTSA Defect Subsystem Breakdown

2018 Challenger Failure Distribution by Vehicle Subsystem

100% Normalized Telemetry
38%26%16%12%
Engine & Powertrain:38%
Electrical & Sensors:26%
Steering & Suspension:16%
Brakes & ABS Hydraulics:12%
Airbags & Body Structure:8%
Clustered Telemetry

Top Defect Complaint Groups (7)

Ranked by NHTSA Frequency
ELECTRICAL SYSTEM & BATTERY42 Verified Complaints

Electrical Parasitic Drain, Infotainment & Harness Reports

Critical Severity

Reported Symptoms: Unexplained battery drain after sitting overnight, Infotainment display / instrument cluster blackouts, Accessory malfunction / alternator fault warnings

Median Failure Mileage28,000 milesIQR: 8,000 – 31,000 mi
Estimated Repair Cost$280 – $850 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
STEERING & SUSPENSION18 Verified Complaints

Electric Power Steering Assist & Suspension Noise Reports

Critical Severity

Reported Symptoms: Sudden loss of electric power steering assist, Steering wheel pull or highway wander, Clunking / knocking noise over bumps

Median Failure Mileage3,700 milesIQR: 2,850 – 11,850 mi
Estimated Repair Cost$450 – $1,400 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
TRANSMISSION & DRIVETRAIN13 Verified Complaints

Transmission Hesitation, Hard Shifting & Slipping Reports

Medium Severity

Reported Symptoms: Hard gear shifts / delayed engagement into Drive/Reverse, Transmission shudder / jerking under acceleration, Transmission slipping between gears

Median Failure Mileage22,000 milesIQR: 16,250 – 25,750 mi
Estimated Repair Cost$1,400 – $3,800 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
BRAKING SYSTEM & ABS9 Verified Complaints

Service Brakes, ABS Actuator & Master Cylinder Reports

Critical Severity

Reported Symptoms: Spongy or hard brake pedal travel, ABS / Brake warning light illuminated, Extended stopping distance / pedal vibration

Median Failure Mileage8,000 milesIQR: 8,000 – 8,000 mi
Estimated Repair Cost$350 – $1,100 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
ENGINE & COOLING8 Verified Complaints

Engine Stalling, Oil Consumption & Cooling Defect Reports

Critical Severity

Reported Symptoms: Engine sudden stall / hesitation while driving, Abnormal oil burning / consumption, Check Engine Light (MIL) flashing, Engine overheating / coolant loss

Median Failure Mileage28,000 milesIQR: 18,000 – 29,500 mi
Estimated Repair Cost$950 – $3,200 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
AIRBAGS & SAFETY RESTRAINTS5 Verified Complaints

Airbag Occupant Detection & Inflator Defect Reports

Critical Severity

Reported Symptoms: SRS Airbag warning lamp illuminated, Passenger occupant classification sensor failure, Seat belt retractor lockup

Median Failure Mileage55,000 milesIQR: 35,000 – 75,000 mi
Estimated Repair Cost$400 – $1,200 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
FUEL SYSTEM & INJECTION1 Verified Complaints

Fuel Pump Pressure Loss & Fuel Delivery Defect Reports

Low Severity

Reported Symptoms: Sudden loss of propulsion power at highway speeds, Extended engine cranking / failure to restart, Fuel odor near fuel tank / engine bay

Median Failure Mileage55,000 milesIQR: 35,000 – 75,000 mi
Estimated Repair Cost$650 – $1,250 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
Full Reliability Report2018 Challenger Common ProblemsFederal Safety Recalls2018 Challenger Recalls (4)All Generation YearsChallenger Multi-Year Hub