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2011 Buick Regal Exterior Lighting Problems

NHTSA component category: EXTERIOR LIGHTING · data through 07/12/2026

36Exterior Lighting complaints
12.9%Of all 279 complaints
#4Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How exterior lighting ranks on this vehicle

ENGINE108 · 38.7%
POWER TRAIN37 · 13.3%
EXTERIOR LIGHTING36 · 12.9%
SERVICE BRAKES32 · 11.5%

Share of the 279 complaints citing each category; one complaint can cite several. Full breakdown on the 2011 Buick Regal overview page.

What owners report

“THE CONTACT OWNS A 2011 BUICK REGAL. THE CONTACT STATED THAT THE DRIVER SIDE HEADLAMP DID NOT FUNCTION PROPERLY. THE CONTACT NOTICED THAT THE HEADLAMP…”NHTSA complaint 10854820 — filed 04/11/2016
“PASSENGERS SIDE HEAD LIGHT AND WIRE CONNECTED TO IT MELTED THERE WAS SMOKE IN THE HEADLIGHT HOUSING”NHTSA complaint 10824134 — filed 02/04/2016
“THE DRIVER SIDE LIGHT BULB & CONNECTOR MELTED. BULB CAN NOT BE REPLACED BECAUSE HOUSING IS DAMAGED. CONTACTED THE DEALER AND I WAS TOLD THIS…”NHTSA complaint 10787038 — filed 10/29/2015

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Exterior Lighting complaints by year filed

220145201522016320171201810201932020420214202222023

Frequently asked questions

Does the 2011 Buick Regal have exterior lighting problems?

Exterior Lighting is the #4 most-reported problem area on the 2011 Buick Regal: 36 of 279 complaints on file (12.9%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2011 Buick Regal have in total?

279 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 7 involved a crash, 7 involved a fire, 7 reported injuries, and none reported deaths.

What does NHTSA's exterior lighting category include?

NHTSA assigns each complaint to standard component categories; this page reports the EXTERIOR LIGHTING category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 07/12/2026.