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2020 GMC Acadia Report

Known issues, recalls, running costs, and what to check before you buy.

Updated May 30, 2026·Daniel Wilson·9 Critical Recalls
2020 GMC Acadia Report

Overall Score

6.8/ 10
Our Verdict
Proceed with caution

Key Takeaways

  • Electrical system issues are the most frequent complaint, impacting infotainment, cameras, and instrument clusters.
  • Powertrain and engine complaints, including transmission shuddering and stalling, are also common.
  • A significant number of recalls, especially concerning airbags and tires, warrant verification of completed repairs.
  • The 3.6L V6 engine paired with a 9-speed automatic offers adequate power but is linked to some reported issues.
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OverviewWho This Car Is ForReliability & ProblemsVehicle SpecsUnlock Full ReportFAQ
Overview

2020 GMC Acadia

The 2020 GMC Acadia offers a spacious cabin and comfortable ride, making it a practical choice for families. However, used-car shoppers should be aware of its documented reliability issues. With 14 recalls and 120 complaints logged, particularly in electrical and powertrain areas, this model demands careful inspection. Its 5-star overall NHTSA safety rating is a strong point, but the underlying mechanical concerns temper its appeal. Potential buyers should prioritize a thorough mechanical check.

Critical Failure Risk

Frequent complaints involve infotainment system glitches, rearview camera failures, and instrument cluster resets. These issues can range from minor annoyances to impacting critical safety features.

Early detection can help you avoid a $500-$3,000 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls14
Service Bulletins0
Full Recall History →

Owner Complaints

120
Electrical System19
Detailed Issue Breakdown →

Performance & Efficiency

Fuel Efficiency
Combined
21
MPG
City
18
MPG
Highway
25
MPG
Full Vehicle Specifications ↓

Reliability

6.9/ 10

Practicality

4.4/ 10

The score is mainly limited by high fuel consumption.

Buyer Fit

Who This Car Is For

Best for

Buyers prioritizing interior space and passenger comfort.

+2 more buyer-fit notes in the full report

Avoid if

Buyers seeking a trouble-free ownership experience.

+2 more buyer-fit warnings in the full report

2020 GMC Acadia Reliability Analysis

Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2020 GMC Acadia.

  • Recall TimelineOfficial safety notices
  • Owner ComplaintsReal driver reports
  • Failure AnalysisKnown part defects
Specs

Vehicle Specs

Fuel Type
Regular
Seating Capacity
6
Transmission
Automatic
Drivetrain
All-Wheel Drive
Body Style
Suv
EPA Combined MPG
21

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Unlock the complete checklist, maintenance outlook, and buyer verdict in one place.

Most Common Issues

1. Electrical System

Most reported

Usage: 19 reports

2. Powertrain

Usage: 16 reports

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation - Inspect Brakes

Est. shop cost: $100 - $200

7,500 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist
Complete maintenance schedule (6 service intervals)
Repair forecasts with mileage and cost context
Full buyer-fit guidance and who should avoid it
Full specs and trim-level context
14 recall campaign details & remedy notes
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FAQ

FAQ

Is the 2020 GMC Acadia reliable?▾

The CarFocal Reliability Score for the 2020 GMC Acadia is 6.9/10. Reliability score is 6.9/10. NHTSA recalls: 14. Owner complaints: 120.

How practical is the 2020 GMC Acadia for daily use?▾

Practicality score is 4.4/10. The score is mainly limited by high fuel consumption. EPA combined economy is 21 MPG. Seating capacity is 6.

What is the overall score for the 2020 GMC Acadia?▾

The CarFocal Overall Score for the 2020 GMC Acadia is 6.8/10. Overall score is 6.8/10 (Good). Confidence 85%. Maintenance 8.6/10. Practicality 4.4/10.

What does it cost to own and maintain a 2020 GMC Acadia?▾

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation - Inspect Brakes at 7,500 miles. Estimated first-year maintenance: $400 - $700. Repair prediction highlight: Electrical System (Infotainment, Camera, Cluster) (typical at 45,000 miles, estimated cost Min: $200 • Max: $1500).

What engine is in the 2020 GMC Acadia?▾

Engine specs list 6 • 3.6.

What transmission does the 2020 GMC Acadia use?▾

According to CarFocal's specs for the 2020 GMC Acadia, transmission is Automatic. The paired drivetrain is All-Wheel Drive.

What is the combined EPA MPG for the 2020 GMC Acadia?▾

EPA combined estimate is 21 MPG.

What driver assistance and safety features are available on the 2020 GMC Acadia?▾

12 standard and 1 optional driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2020 GMC Acadia?▾

According to CarFocal's specs for the 2020 GMC Acadia, seating capacity is 6.

What body style is the 2020 GMC Acadia?▾

According to CarFocal's specs for the 2020 GMC Acadia, body style is suv.

What drivetrain does the 2020 GMC Acadia use?▾

According to CarFocal's specs for the 2020 GMC Acadia, drivetrain is All-Wheel Drive. Transmission is Automatic.

What are the NHTSA safety ratings for the 2020 GMC Acadia?▾

NHTSA ratings: Overall 5/5 • Frontal 5/5 • Side 5/5 • Rollover 4/5.

What are the most common electrical system problems on the 2020 GMC Acadia?▾

Top complaint category: electrical system (19 reports, 15.8% of complaints).

Are there open safety recalls on the 2020 GMC Acadia?▾

This model year has 14 official safety campaigns listed.

Should buyers consider alternatives to the 2020 GMC Acadia?▾

Alternatives listed in this guide: 2020 Toyota Highlander and 2020 Honda Pilot.

Start Here

Maintenance guide

Costs + intervals

Recall report

Campaigns + remedy notes

Owner complaints

Issue volume + categories

In this guide

  1. 01Overview
  2. 02Who This Car Is For
  3. 03Reliability & Problems
  4. 04Vehicle Specs
  5. 05Unlock Full Report
  6. 06FAQ

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