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Exterior lightingPart report

2018 GMC Acadia Exterior lighting Problems

Complaints
2about this part
Share
1%of 398 total for the year
Median mileage
500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the exterior lighting of the 2018 GMC Acadia, 1% of the 398 complaints for this model year. Where a mileage was given, the median is 500 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Driving at night , if it is raining, headlights are not bright enough. So bad it's like there not on. These projection lights are useless. I have had two near misses because or this problem the older style lights were so much better, my truck has the older style h4 bulbs and they are so much brighter.”

NHTSA complaint #11152058, filed 2018-11, 500 miles

Related service bulletins

Exterior lighting: other model years

YearComplaintsShare of year
202557%
2024610%
202312%
202212%
202111%
202011%
2019103%
201821%
2017254%
201631%
2015104%
2014204%
2013107%
2012217%
20113814%
2010247%
20093811%
2008476%
2007154%

Other parts of the 2018 GMC Acadia

Transmission and drivetrain
164 complaints
Other or unknown
118 complaints
Electrical system
109 complaints
Engine
35 complaints
Steering
24 complaints
Brakes
22 complaints
Electronic stability control
12 complaints
Fuel system
10 complaints
Lane departure
6 complaints
Back-over prevention (rear camera)
5 complaints
Seats
5 complaints
Suspension
5 complaints

← All problems reported for the 2018 GMC Acadia

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology