This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
full bulletin at NHTSA ↗2016 Buick Regal lighting problems
moderate Owners of the 2016 Buick Regal have filed 5 NHTSA complaints about the lighting at roughly $250 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See lighting across all vehicles →
| Model year | lighting complaints |
|---|---|
| 2012 Regal | 28 |
| 2013 Regal | 27 |
| 2014 Regal | 3 |
| 2015 Regal | 7 |
| 2016 Regal (this page) | 5 |
When does it fail?
Of the 5 lighting complaints filed for the 2016 Buick Regal, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
No new NHTSA lighting complaint has been filed on this vehicle in over 4 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering lighting on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
full bulletin at NHTSA ↗This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
full bulletin at NHTSA ↗This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
full bulletin at NHTSA ↗This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 3 most recent
Water leaking into both front headlights results in dimming of headlights making it hard to see during nighttime driving and a real concern that the HID ballast wiring will short out causing complete loss of headlight operational function. There are many reports online of customers complaining that their HID headlights blew out due to water leakage and they were unable to see properly during…
The contact owns a 2016 Buick Regal. The contact stated that moisture had entered the vehicle's headlight module which caused the headlights to dim while in operation. The contact had taken the vehicle to a dealer where he was given three options on how to repair the vehicle, all three options included him paying out of pocket for the repair which he declined. The manufacturer had been notified…
My head lamps have water in them, and is making my lights too dim to
Common questions
How serious is the lighting problem on the 2016 Buick Regal?
It's a documented issue but not catastrophic. 5 complaints have been filed. Repairs average $250 and most owners catch it before it causes a breakdown.
At what mileage does the lighting typically fail?
Based on the 5 complaints filed, lighting issues most often appear around 57,850 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $250 for lighting repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to lighting?
No active recalls currently cover lighting issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.