Mechanic Notes

2014 GMC Sierra 1500: Terrible headlights poor visibility

Common wear/failure (not a recall)

Symptoms

Owners of the 2014 Sierra 1500 report: terrible headlights poor visibility. CarComplaints.com lists 109 owner complaints, average mileage 8,400 miles.

NHTSA has 212 owner complaints for the 2014 Sierra 1500 in this area. Examples:

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: recall for different style of headlights (19 reports) have gm install the 2016 headlight assy's (15 reports) higher quality light (6 reports) dealer replaced the bulbs and increased voltage (5 reports) upgrade headlights (5 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 $400 (owner-reported average, not a quote).

Typical parts (search links, no affiliate codes)

AutoZone · O'Reilly · Advance · RockAuto

Sources

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