Equal-exposure complaint evidence and changes in the reported problem mix

2012 vs 2013 CHEVROLET VOLT

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Share shifts show how a vehicle's problem mix changed. They do not measure reliability, and complaint counts are not normalized for sales volume.

First 167 months on market for each model year

Exposure window calculated through Aug 22, 2026

Age-matched reports

▲ 28.3% more reports in the equal exposure window

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Component share shift

Bars start at the neutral midpoint. Left means a smaller share; right means a larger share.

View component share data as a table
Component 2012 share 2013 share Share change
AIR BAGS 26.9% 41.5% ▲ 14.6 pts larger share
ELECTRICAL SYSTEM 21.9% 8.9% ▼ 13.0 pts smaller share
SERVICE BRAKES 6.2% 4.3% ▼ 1.9 pts smaller share
POWER TRAIN 7.0% 5.3% ▼ 1.8 pts smaller share
SEAT BELTS not reported 1.3% ▲ 1.3 pts larger share
VEHICLE SPEED CONTROL 2.9% 1.6% ▼ 1.3 pts smaller share
EXTERIOR LIGHTING 1.2% 0.3% ▼ 0.9 pts smaller share
TIRES 0.4% 1.0% ▲ 0.6 pts larger share
FUEL SYSTEM 12.0% 11.5% ▼ 0.5 pts smaller share
STRUCTURE 1.7% 1.3% ▼ 0.3 pts smaller share
STEERING 1.7% 1.3% ▼ 0.3 pts smaller share
PARKING BRAKE not reported 0.3% ▲ 0.3 pts larger share
SUSPENSION not reported 0.3% ▲ 0.3 pts larger share
VISIBILITY 0.4% 0.7% ▲ 0.3 pts larger share
ENGINE 4.1% 4.3% ▲ 0.2 pts larger share
WHEELS 0.4% 0.3% ▼ 0.1 pts smaller share
UNKNOWN OR OTHER 18.6% 19.4% ▲ 0.8 pts larger share

NHTSA Safety Recalls recalls · snapshot 2026-08-22

Recall campaigns

2012 2

Campaign components: ELECTRICAL SYSTEM

2013 3

Campaign components: AIR BAGS and ELECTRICAL SYSTEM

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

Safety signals

◆ Fires
2 → 1
◆ Injuries
11 → 9