Ford Bronco Sport vs GMC Sierra

Both cars' complete complaint records, side by side.

Read the totals carefully. NHTSA publishes no sales figures, so the car that sold more collects more complaints regardless of quality. The rows worth weighing are the proportions — the share of complaints that involved harm, and which part dominates.

Measure	Ford Bronco Sport	GMC Sierra
Complaints on file	1,977	4,896
Model years covered	2021–2026	1976–2017
Worst model year	2021	2000
Best model year	2024	2011
Crashes reported	84	354
Fires reported	73	84
Injuries reported	52	189
Deaths reported	0	11
Most complained-about part	Electrical System	Brakes
Share of complaints involving harm	10.6%	13%

Ford Bronco Sport by year

1,031 516 221 160 44 5

21 22 23 24 25 26

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks

Electrical System 351 17.8%

Engine & Cooling 318 16.1%

Fuel & Propulsion 291 14.7%

Transmission & Drivetrain 286 14.5%

Brakes 197 10.0%

Other & Unspecified 188 9.5%

Driver Assist & Collision Avoidance 81 4.1%

Windows, Mirrors & Wipers 53 2.7%

GMC Sierra by year

2 4 1 5 2 6 22 30 12 33 109 221 327 310 302 230 721 557 333 291 248 224 152 65 71 84 48 43 67 46 46 132 67 8 77

76 77 82 83 87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks

Brakes 1,507 30.8%

Windows, Mirrors & Wipers 527 10.8%

Transmission & Drivetrain 345 7.0%

Steering 264 5.4%

Electrical System 262 5.4%

Engine & Cooling 242 4.9%

Body & Structure 206 4.2%

Airbags 196 4.0%