2021 Gmc Acadia Safety Report
2021 GMC Acadia: Strong Crash Ratings, but Recurring Engine, Steering, and Transmission Complaints Raise Reliability Concerns
AI Safety Analysis for the 2021 Gmc Acadia
Reliability Score
The 2021 Gmc Acadia receives a reliability score of 65 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.
Known Issues for the 2021 Gmc Acadia
The following issues have been identified from NHTSA complaint data and owner reports for the 2021 Gmc Acadia:
| Issue | Severity | Frequency | Typical Mileage |
|---|---|---|---|
| Thermostat Failure Leading To 'Steering Assist Reduced' And Cooling Fan Issues Multiple complaints describe the thermostat failing, causing the 'Steering Assist Reduced' message, engine temperature gauge dropping, and the cooling fan running loudly and continuously even after the engine is off. This can impact steering control and lead to overheating. |
High | Common | 40000-65000 miles |
| Transmission Slipping/Shuddering Owners report the transmission slipping or shuddering, particularly during acceleration or at low speeds, with some instances occurring after service or without warning lights. |
Medium | Occasional | 30000-60000 miles |
| Rearview Camera Inoperative (Recall) A recall addresses faulty coaxial cable connectors that can cause the rearview camera to become inoperative, reducing rear visibility and increasing crash risk. |
High | Rare | N/A miles |
| Fuel Supply Line Detachment/Leak (Recall) A recall identifies improperly attached fuel supply lines that may loosen or separate, leading to a fuel leak and increasing the risk of fire. |
High | Rare | N/A miles |
| Check Engine Light With Various Engine/Fuel System Codes Frequent illumination of the check engine light, often related to purge pump failure, crankcase moisture, or general engine running rough/stalling. |
Medium | Common | 20000-60000 miles |
Common Problems Reported by Owners
Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2021 Gmc Acadia:
Issues related to fuel delivery, check engine lights, and general propulsion system malfunctions, including fuel line concerns.
Problems such as check engine lights, overheating, cooling fan running excessively, thermostat failures, and rough running/stalling.
Reports of dashboard going black, infotainment system failures, and other electrical glitches.
Complaints about braking performance, including ABS modulator failure and loss of braking.
Issues primarily related to transmission slipping, shuddering, and general powertrain malfunctions.
Reports concerning airbag system functionality, though specific details are limited in the provided data.
Frequently Asked Questions About the 2021 Gmc Acadia
Is the 2021 GMC Acadia safe?
Based on NHTSA data, the 2021 GMC Acadia received excellent crash test ratings, including 5 stars overall, frontal, and side, and 4 stars for rollover. However, it has 133 owner complaints, 6 crashes, and 3 injuries reported. There are also two safety recalls concerning the rearview camera and fuel supply lines. While crash protection is strong, recurring issues with the engine, steering assist, and transmission are noted in owner complaints.
What are common problems with the 2021 GMC Acadia?
The most reported issues for the 2021 GMC Acadia include problems with the FUEL/PROPULSION SYSTEM (15 complaints), ENGINE (11 complaints), and ELECTRICAL SYSTEM (10 complaints). Specific recurring problems highlighted in complaints are thermostat failures leading to 'Steering Assist Reduced' messages and excessive cooling fan operation, as well as transmission slipping or shuddering.
Are there any recalls for the 2021 GMC Acadia?
Yes, the 2021 GMC Acadia has two recalls. One addresses a potential inoperative rearview camera due to faulty coaxial cable connectors, which can reduce rear visibility. The second recall is for improperly attached fuel supply lines that may loosen or separate, posing a fire risk.
How does the 2021 GMC Acadia perform in crash tests?
The 2021 GMC Acadia performed very well in NHTSA crash tests, achieving a 5-star overall safety rating. It also received 5 stars for frontal crash and side crash tests, and a 4-star rating for rollover resistance.
Should I be concerned about the 'Steering Assist Reduced' message?
Yes, the 'Steering Assist Reduced' message is a significant concern, as it is frequently reported by owners and often linked to underlying issues like thermostat failure, engine overheating, and persistent cooling fan operation. This can impact steering control and should be addressed immediately by a qualified mechanic.
Buyer Advice
Our recommendation: While the 2021 GMC Acadia offers strong crash protection, potential buyers should be aware of recurring engine, steering assist, and transmission issues reported by owners, and ensure all recalls have been addressed before purchase.
NHTSA Data Summary for 2021 Gmc Acadia
This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2021 Gmc Acadia. The data includes 133 consumer complaints filed by vehicle owners, 2 manufacturer-initiated safety recalls, 6 reported crashes, 3 reported injuries, and safety rating assessments associated with this vehicle.
The NHTSA has assigned the 2021 Gmc Acadia an overall safety rating of 5 out of 5 stars, with a frontal crash rating of 5 stars, a side crash rating of 5 stars, and a rollover rating of 4 stars. These ratings are determined through controlled crash testing conducted by the NHTSA.
All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.
Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.