"How reliable is the 2020 Gmc Acadia?"

"Based on 133 NHTSA complaints, the 2020 Gmc Acadia has a median complaint mileage of 6276 miles. The most common issue is Electrical System."

"What are common problems with the 2020 Gmc Acadia?"

"The most frequently reported component in NHTSA complaints for the 2020 Gmc Acadia is Electrical System, accounting for a significant portion of the 133 total complaints filed."

2020 Gmc Acadia: Reliability Data

Source: NHTSA — 133 complaints

133

Total Complaints

6,276mi

Median Mileage

Electrical System

Top Issue

Crash Reports

When Do Complaints Happen?

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

1,359 25th Percentile

6,276 Median Mileage

41,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Electrical System

Engine

Power Train

Steering

Unknown Or Other

Fuel/Propulsion System

Service Brakes

Automatic Emergency Braking

Warnings

Visibility/Wiper

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"TWO DAYS AFTER PURCHASING A NEW 2020 GMC ACADIA I GET AN ERROR ON THE DISPLAY "SD CARD REMOVED" ALONG WITH VARIOUS OTHER ERROR MESSAGES. DEALER TALKS TO GMC TECH LINE AND THEY ADVISE TO REPLACE RADIO. RADIO WAS REPLACED AND ERRORS BEGAN SAME DAY I PICKED IT UP. DEALER IS REPLACING RADIO AGAIN, BU..."

"RECENTLY PURCHASED A 2020 ACADIA DENALI. WHEN PARKING AT ANY INCLINE THE PARKING BRAKE AUTOMATICALLY TURNS ON. DEALER IS NOT SURE WHY, BUT NO WHERE IN THE MANUAL DOES IT STATE THIS IS NORMAL. TO DISENGAGE BRAKE VEHICLE HAS TO BE PUT IN GEAR WITH FOOT ON BRAKE TO TURN OFF. THE PARKING BRAKE SHOULD..."

"PURCHASED NEW 2020 GMC ACADIA DENALI IN DEC 2019. VEHICLE WAS EQUIPPED WITH SEVERAL DEALER ACCESSORIES INCLUDE ROOF RAIL CROSS-BEAMS. THESE WERE NOT IN STOCK AT TIME OF PURCHASE AND RETURNED AFTER 1 WEEK TO INSTALL. AFTER PICKING UP THE VEHICLE ON MY DRIVE HOME, I HEARD A WHISTLING/HUMMING NOISE COM..."

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

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Electrical System 22 complaints

25th: 88 mi Median: 1,700 mi 75th: 14,225 mi

Power Train 17 complaints

25th: 1,775 mi Median: 41,000 mi 75th: 80,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

MI: 19 FL: 18 PA: 9 NC: 8 TN: 7 GA: 6 VA: 6 NJ: 5 IL: 5 NY: 5

Gmc Acadia — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
2007	641	75,000	Power Train	17
2008	1295	83,000	Power Train	41
2009	485	77,000	Steering	13
2010	435	75,000	Steering	5
2011	372	70,000	Steering	10
2012	393	75,185	Steering	14
2013	189	82,500	Electrical System	7
2014	596	65,000	Air Bags	19
2015	302	50,000	Air Bags	8
2016	272	49,000	Air Bags	10
2017	923	34,019	Power Train	12
2018	500	32,000	Power Train	19
2019	488	36,000	Power Train	8
2021	196	27,792	Electrical System	13
2022	68	28,000	Engine	4
2023	56	9,757	Engine	4
2024	75	1,000	Service Brakes	0
2025	81	-	Service Brakes	0

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