2015 GMC Sierra 2500HD: Projector headlights are terrible
Common wear/failure (not a recall)
Symptoms
Owners of the 2015 Sierra 2500HD report: projector headlights are terrible. CarComplaints.com lists 16 owner complaints, average mileage 2,550 miles.
NHTSA has 57 owner complaints for the 2015 Sierra 2500HD in this area. Examples:
- NHTSA complaint ODI #11445825 (filed 01/01/2022): “Headlights were about as bright as a candle while using high beams changed the bulbs and used a head light restoration kit and within a week headlight lenses were hazed over again high beams are no brighter than low beams…”
- NHTSA complaint ODI #11164817 (filed 01/07/2019): “The headlights are completely inadequate. if you are taking a turn at night, the lights continue to stay straight with the direction of the vehicle instead of following the vehicle so that you end up taking a turn blindly and cannot see the curb or edge of the…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: replaced projectors with hid bulb (3 reports) go back to the headlights on previous year trucks (2 reports) replace projectors with reflectors (1 reports) upgrade available (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Moderate
LED DRLs are often integrated into the headlamp assembly, which may require bumper removal. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $530 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
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