This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
full bulletin at NHTSA ↗2015 Chevrolet Impala lighting problems
severe Owners of the 2015 Chevrolet Impala have filed 16 NHTSA complaints about the lighting, typically surfacing around 36,600 miles at roughly $250 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See lighting across all vehicles →
Failure mileage
Complaints
16
Recalls
0
Avg fix
$250
| Model year | lighting complaints |
|---|---|
| 2011 Impala | 3 |
| 2012 Impala | 6 |
| 2013 Impala | 3 |
| 2014 Impala | 27 |
| 2015 Impala (this page) | 16 |
| 2016 Impala | 5 |
| 2017 Impala | 5 |
| 2018 Impala | 3 |
2crashes
What stands out
Among the 14 model years of Chevrolet Impala in our records for lighting problems, this one ranks #3 by owner-complaint volume.
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 Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or Active Fuel Injector Tester prior to going further. Technician will also need to check for a small leak in the exhaust if published Service Information diagnostics does not lead to a resolution.
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 ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
The failure pattern owners describe
Owners report multiple lighting failures affecting safety and vehicle integrity. The most critical complaint centers on inadequate headlight output: low beams and high beams alike provide minimal illumination, especially on unlit rural roads. The beam pattern is sharply cutoff, leaving no light at the sides of the road, no overhead illumination, and making turns, exits, and hill crests dangerous. Multiple owners describe using high beams constantly as a workaround, and one hit a deer because wildlife was invisible until directly ahead. In heavy rain or snow, owners say they're navigating blind with no lane markings visible.
A separate automatic headlight malfunction causes lights to shut off when struck by oncoming high beams, remaining dark until the sensor determines conditions are dark enough—leaving the driver with no lights on unlit roads.
Taillight gasket seal failures are systematic: water floods the trunk during rain, causing mold, mildew, corrosion, and wet carpets. GM has produced a thicker gasket but refuses to recall. Dealerships deny warranty, though they acknowledge replacing these seals frequently on Impalas.
Blind spot sensors fail prematurely due to non-sealed wiring boxes allowing debris intrusion ($500 per side to replace). Daytime running lights fail within warranty and again afterward. Water intrusion into new headlight assemblies occurs at delivery, and some headlights need replacement every few months.
Same Chevrolet Impala lighting reports on nearby years: 2014
Failure modes owners describe
Inadequate headlight beam output and design
Low-beam and high-beam illumination insufficient for safe night driving, particularly on unlit rural roads. Owners report the beam projects forward only with minimal side coverage, no overhead illumination, and sharply cutoff beam pattern that fails to light approaching hills, roadside signs, lane markings, or corners. Issue persists even in high-beam mode. Some owners report using high beams constantly as a workaround due to dim low-beam output.
When: Present from delivery; one report at 5,000 miles
Symptoms owners cite: Inadequate forward illumination on unlit roads; No side or peripheral lighting coverage; Sharp beam cutoff prevents overhead object visibility; High beams provide minimal improvement over low beams; Dangerous in rain, snow, and wet pavement conditions; Cannot see lane markings or roadside signs; Unable to see wildlife or hazards until directly ahead; Poor visibility when turning onto side roads or exits
Repairs/costs cited: Dealer stated headlights comply with federal standards; no repairs offered. One owner self-replaced both headlight assemblies at 10,000 miles.
Recalls/TSBs owners mention: Dealer informed one owner that low illumination is factory-normal design. Manufacturer contacted by at least two owners with no apparent response or recall issued.
Automatic headlight sensor malfunction
Automatic headlight system fails to activate headlights in dark conditions or activates incorrectly. One owner reports sensor is triggered off when hit by oncoming high beams, entering a delay scenario and remaining off until ambient light drops further, leaving vehicle without lights on dark roads.
When: Reported around 1 AM on unlit road
Symptoms owners cite: Headlights fail to activate automatically in dark conditions; Sensor disables lights when struck by oncoming high beams; Lights remain off until sensor determines darkness level is adequate; Unpredictable activation/deactivation
Recalls/TSBs owners mention: Owner reported issue to manufacturer on two occasions with no documented resolution.
Water intrusion into headlight assemblies
Moisture and water entering headlight lens during operation or after delivery. Moisture present in sealed assembly can degrade light output and corrode internal electrical components.
When: Present before first drive; ongoing issue
Symptoms owners cite: Excess moisture visible inside headlight lens from factory; Moisture accumulation ongoing despite being brand new; Potential corrosion of electrical components; Possible signal function degradation
Repairs/costs cited: Owner working with dealer to address; no resolution documented.
Taillight gasket seal failure and water intrusion into trunk
Brake light and taillight gaskets allow water ingress into trunk during rain, causing trunk flooding, mold, and mildew odors throughout vehicle. GM has produced a thicker gasket to correct the issue but has not issued a recall and dealerships deny warranty coverage. Issue appears to be systematic across model years.
When: Various mileages from early ownership through 61,617 miles
Symptoms owners cite: Water filling trunk during rain; Wet rear seat carpet; Mold and mildew smell throughout vehicle; Trunk corrosion following water intrusion; Repeated failures after initial repair
Repairs/costs cited: Dealer repair includes replacing taillight seals and gaskets; corrosion damage not addressed. Replacement gasket is same as original defective part. Owners report spending hundreds at dealerships attempting to resolve.
Recalls/TSBs owners mention: GM has produced a thicker gasket fix but refuses to issue recall. Dealers deny warranty coverage citing gasket failure as non-warranty item. Dealerships acknowledge high replacement volume on these vehicles.
Blind spot indicator sensor failure
Blind spot detection sensors fail due to erosion and debris invasion into sensor housing. Non-sealed wiring box allows gunk accumulation, causing indicators to malfunction or stay continuously illuminated.
When: During normal operation
Symptoms owners cite: Driver-side blind spot indicator stops working entirely; Passenger-side indicator remains on constantly even when parked; Indicators inoperative despite vehicle running
Repairs/costs cited: $500 per side to replace sensor wiring box; dealer reports these are same non-sealed design and will fail again.
Recalls/TSBs owners mention: Dealership acknowledges they have replaced large numbers of these sensor boxes on Impala models due to design flaw.
Daytime running light failure and water damage
Daytime running lights fail repeatedly, with water damage to bracket causing light assembly to break. Failures occur multiple times within warranty period and continue beyond 36,000 miles.
When: Within first 36,000 miles; one report at 600 miles over warranty
Symptoms owners cite: Daytime running light stops functioning; Repeated failures of same light; Water damage to light bracket; Light assembly breaks from water exposure at car wash
Repairs/costs cited: Passenger-side light replaced twice under warranty before mileage exceeded coverage.
Recalls/TSBs owners mention: Dealer refuses warranty replacement at 36,000+ miles despite design allowing water intrusion.
Headlight bulb or assembly premature failure
Front headlights fail repeatedly within short timeframes. One owner required three headlight replacements within one year of ownership.
When: Occurring every few months within first year
Symptoms owners cite: Headlights extinguish completely; Repeated failures of replacement bulbs/assemblies
Repairs/costs cited: Owner replaced headlights three times in one year.
Synthesized from 16 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 0 most recent
Had lighting trouble with your 2015 Chevrolet Impala?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the lighting problem on the 2015 Chevrolet Impala?
It's a meaningful issue. 16 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $250.
At what mileage does the lighting typically fail?
Across the 12 complaints that reported odometer mileage, most lighting failures cluster between 10,000 and 61,617 miles, with the median around 36,600. A quarter of owners report trouble before 10,000; a quarter make it past 61,617. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
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.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2015/Chevrolet/Impala.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.