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

2000 vs 2001 BUICK REGAL

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 311 months on market for each model year

Exposure window calculated through Aug 22, 2026

Age-matched reports

▼ 1.1% fewer reports in the equal exposure window

NHTSA Consumer Complaints complaints · snapshot 2026-08-21

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

View component share data as a table

Component	2000 share	2001 share	Share change
ENGINE	27.5%	42.2%	▲ 14.8 pts larger share
ELECTRICAL SYSTEM	19.2%	13.3%	▼ 5.9 pts smaller share
AIR BAGS	8.8%	4.4%	▼ 4.4 pts smaller share
STEERING	11.0%	6.7%	▼ 4.3 pts smaller share
SUSPENSION	3.9%	0.6%	▼ 3.3 pts smaller share
VEHICLE SPEED CONTROL	2.8%	5.6%	▲ 2.8 pts larger share
POWER TRAIN	2.2%	5.0%	▲ 2.8 pts larger share
TIRES	2.8%	not reported	▼ 2.8 pts smaller share
VISIBILITY	5.0%	2.8%	▼ 2.2 pts smaller share
STRUCTURE	1.1%	2.2%	▲ 1.1 pts larger share
SEAT BELTS	0.6%	1.1%	▲ 0.6 pts larger share
PARKING BRAKE	0.6%	not reported	▼ 0.6 pts smaller share
EXTERIOR LIGHTING	3.3%	2.8%	▼ 0.5 pts smaller share
SERVICE BRAKES	5.0%	5.0%	▲ 0.1 pts larger share
FUEL SYSTEM	2.2%	2.2%	▲ 0.0 pts larger share
WHEELS	0.6%	0.6%	▲ 0.0 pts larger share
UNKNOWN OR OTHER	40.7%	37.8%	▼ 2.9 pts smaller share

NHTSA Safety Recalls recalls · snapshot 2026-08-22

2000 10

Campaign components: AIR BAGS, ENGINE AND ENGINE COOLING, FUEL SYSTEM, GASOLINE, and SERVICE BRAKES, HYDRAULIC

2001 8

Campaign components: AIR BAGS and ENGINE AND ENGINE COOLING

NHTSA Consumer Complaints complaints · snapshot 2026-08-21