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NHTSA Federal Consumer Defect Registry

2016 GMC Terrain Owner Complaints (152)

Analysis of 152 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
152
Defect Clusters
7 Categories
Avg Failure Range
42k mi
Est. Repair Cost
$950 – $3,200
Defects & ProblemsSafety Recalls2Owner Complaints152
Switch Terrain Model Year Complaints
202512 reports202448 reports202337 reports202280 reports202134 reports2020190 reports2019179 reports2018216 reports2017133 reports2016152 reports2015315 reports2014301 reports
NHTSA Defect Subsystem Breakdown

2016 Terrain 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
ENGINE & COOLING53 Verified Complaints

Engine Stalling, Oil Consumption & Cooling Defect Reports

High Severity

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

Median Failure Mileage42,032 milesIQR: 24,292 – 71,204 mi
Estimated Repair Cost$950 – $3,200 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
TRANSMISSION & DRIVETRAIN19 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 Mileage43,203 milesIQR: 31,349 – 59,825 mi
Estimated Repair Cost$1,400 – $3,800 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
ELECTRICAL SYSTEM & BATTERY15 Verified Complaints

Electrical Parasitic Drain, Infotainment & Harness Reports

Medium Severity

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

Median Failure Mileage39,109 milesIQR: 28,517 – 51,839 mi
Estimated Repair Cost$280 – $850 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
STEERING & SUSPENSION14 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 Mileage1,000 milesIQR: 1,000 – 1,000 mi
Estimated Repair Cost$450 – $1,400 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
AIRBAGS & SAFETY RESTRAINTS12 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
BRAKING SYSTEM & ABS11 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 Mileage55,000 milesIQR: 35,000 – 75,000 mi
Estimated Repair Cost$350 – $1,100 (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 Report2016 Terrain Common ProblemsFederal Safety Recalls2016 Terrain Recalls (2)All Generation YearsTerrain Multi-Year Hub