2018 Gmc Acadia: Reliability Data

Source: NHTSA — 500 complaints
500
Total Complaints
32,000mi
Median Mileage
POWER TRAIN
Top Issue
19
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

19,998 25th Percentile
32,000 Median Mileage
45,225 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN
142
UNKNOWN OR OTHER
109
ELECTRICAL SYSTEM
102
ENGINE
30
SERVICE BRAKES
21
STEERING
19
ELECTRONIC STABILITY CONTROL (ESC)
12
POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT
9
FUEL/PROPULSION SYSTEM
6
SEATS
5

Severity Assessment

19
Crashes
2
Fires
32
Injuries
0
Deaths

Sample Complaint Reports

"PASSENGER SEAT SITS LOW ON THE FLOOR WITH MY SHOULDERS UNDER THE WINDOW SHELF AND NOT ADJUSTABLE UP OR DOWN, THE SEATBELT IS ALSO NOT ADJUSTABLE AND HIT RIGHT UNDER MY CHIN. NO WAY OF GETTING AWAY FROM BEING INJURED OR DECAPITATED IN A CRASH. IM 5'5""
"PASSENGER SEAT SITS LOW ON THE FLOOR WITH MY SHOULDERS UNDER THE WINDOW SHELF AND NOT ADJUSTABLE UP OR DOWN, THE SEATBELT IS ALSO NOT ADJUSTABLE AND HIT RIGHT UNDER MY CHIN. NO WAY OF GETTING AWAY FROM BEING INJURED OR DECAPITATED IN A CRASH. IM 5'5""
"DRIVING STRAIGHT ON FREEWAY WHEN REAR PANORAMIC SUNROOF EXPLODED WITH THE SOUND LIKE A GUNSHOT. THE GLASS IS SHATTERED OUTWARD STILL WITH PHOTOS TO SHOW THE OUTWARD EXPLOSION."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28