2020 Gmc Acadia: Is It Reliable?
Problems, Recalls & Buyer Verdict
Shopping for a used 2020 Gmc Acadia? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Current data includes 86 complaints, with Electrical Faults as the top reported area.
Based on NHTSA complaint data, the 2020 Gmc Acadia has 86 owner complaints, 4 crash-related complaints, and 6 recall campaigns on record. The most frequently reported component is Electrical Faults. NHTSA reliability signal: Severe Issues.
- Make
- Gmc
- Model
- Acadia
- Model year
- 2020
- NHTSA owner complaints
- 86
- Crash-related complaints
- 4
- Safety recall campaigns
- 6
- Top reported component
- Electrical Faults
- Reliability signal
- Severe Issues
Most Common 2020 Gmc Acadia Problems
Top owner-reported complaint areas and where they often appear.
Electrical Faults
Transmission / Drivetrain
Engine Problems
Complaint patterns center on Electrical Faults, Transmission / Drivetrain, Engine Problems. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Should You Buy a Used 2020 Gmc Acadia?
The 2020 Gmc Acadia shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
What to Check Before Buying a Used 2020 Gmc Acadia
Inspection Focus
- Inspect electrical systems, including infotainment and wiring.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for transmission and engine repairs.
- Have a mechanic inspect steering and brake systems before purchase.
Before You Close the Deal
- Inspect electrical systems, including infotainment and wiring.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for transmission and engine repairs.
- Have a mechanic inspect steering and brake systems before purchase.
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2020 Gmc Acadia, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
What the Complaint Data Suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Complaints for the 2020 GMC Acadia are concentrated in electrical faults, transmission/drivetrain, and engine problems. There are 6 recalls and 4 crash-related complaints among 86 total complaints, but the low confidence level suggests caution in interpretation.
- Electrical faults account for the highest number of complaints (23).
- Transmission/drivetrain and engine problems each have 19 complaints.
- Steering defects have 13 complaints, and brake system has 7.
- Electrical Faults
- Transmission / Drivetrain
- Engine Problems
All 2020 Gmc Acadia Complaints by Category
Every owner-reported complaint category filed with NHTSA for the 2020 Gmc Acadia. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Electrical Faults | 23 | 1 | — | — | |
| Transmission / Drivetrain | 19 | — | — | — | |
| Engine Problems | 19 | — | — | — | |
| Steering Defects | 13 | — | — | — | |
| Uncategorized Issues | 12 | — | — | — | |
| Fuel/Propulsion System | 8 | — | — | — | |
| Brake System | 7 | — | — | — | |
| Forward Collision Avoidance: AEB | 7 | 1 | — | — | |
| Unintended Acceleration | 4 | 1 | — | — | |
| Seat Belt Issues | 3 | — | — | — | |
| Visibility/Wiper | 3 | 1 | — | — | |
| Airbag Malfunctions | 3 | 2 | — | — | |
| Lane Departure | 3 | — | — | — | |
| Back Over Prevention | 2 | — | — | — | |
| Structural Problems | 2 | 2 | — | — | |
| Door Lock Issues | 1 | — | — | — | |
| Fuel System | 1 | — | — | — | |
| Gasoline | 1 | — | — | — | |
| Carry Handle | 1 | — | — | — | |
| Shell | 1 | — | — | — | |
| Base | 1 | — | — | — | |
| Seat-Related Issues | 1 | 1 | — | — | |
| Wheel Issues | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Real Owner Complaints
Read what owners actually reported to NHTSA for the 2020 Gmc Acadia. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
My infotainment screen just has lines on it. I am the second owner of this vehicle. It just stopped working on day and has not come back. I cannot use my back up camera system now either. I have read where this has been an issue with the 2020 model and a possible crimping in the …
I bought the car at the end of October 2025, so it was always cold till last month. Last month the first day it’s warm I get a warning saying my steering assist has been limited with a code saying the thermostat needs replacing as well as the sensor. This is a known issue with th…
While idling, my vehicle has a strong exhaust smell inside the cabin. Per the GM Dealer, this is due to faulty flex hose.
Thermostat
The contact owns a 2020 GMC Acadia. The contact stated that the AC was inoperable. The message “Driving Assist Reduced - Drive with Care” was displayed. The vehicle was taken to the local dealer, where it was diagnosed, and determined that the battery needed to be replaced. The v…
On multiple occasions the car will suddenly brake or like throw on the parking brake and stop suddenly no warning
My 2020 GMC Acadia slt has a a warning message that pops up on the dash display which reads power steering operating at reduced assistance. Please proceed with extreme caution. At high speeds the wheel kinda pulls and is loose for handling. It also atfff conley buick out by the c…
Check engine light codes: P01F0; P0128 Engine coolant thermostat opening at a lower temperature than intended. Replace thermostat.
The torque converter in the transmission has been vibrating for over a year now. I can imagine it is causing more damage to the rest of the transmission. Now I can feel the shifting starting to get rough, loss of power, and dark transmission fluid. I had the problem confirmed wit…
The contact owns a 2020 GMC Acadia. The contact stated that the doors failed to open from outside the vehicle while using the key fob or while attempting to open the doors manually. The contact entered the vehicle from the rear hatch door and discovered that the door lock and unl…
Reduced steering assist came up on screen then as we went a few more miles the tire pressure on right front dropping like crazy for no reason on screen in vehicle stopped looked at tire no issues.
Failed component was thermostat and I do not have possession of it. Over several months, I would receive infrequent and unrepeatable messages of "steering assist reduced" and my temp gauge would drop all the way to the cold side. No other recorded codes were being set after fre…
Rear heater line leak detected during evaluation of engine code P01F0 and empty expansion tank was noted. There was never any puddle in my garage prior to the incident, and nothing detected after the fact either. Pictures included demonstrate a leak at the double-crimp near the…
After heavy rain or a carwash, the door locks and lift gate don't work from key fob. And the vehicle says no remote detected and has trouble starting. After a day or two they start working again. It caused U0422 (invalid data received from body control module). On forums it says …
Engine coolant thermostat failed under 55,000 miles and had to have it repaired on my 2020 Acadia. The 2021 Acadia has a recall on the thermostat.
My front camera that detects the front collision and helps with adaptive cruise control just went dark. I thought maybe it would reset after turning engine off and restarting it, but it didn’t help. Not sure what happened.
1. Shift to Park failure, P0700/P187e internal sensor, causing me to have to get a rebuilt transmission. 10/2025 2. Transmission shudder/hard-shifting ongoing 2022-2025 3. Coolant/thermostat issues. Steering Assist Reduced" message, fans stay on HIGH, no AC, engine temp on ZER…
Steering Assist reduced drive with care message. This is an extremely common issue and should be a recall. ALOT of people including my dealer service advisor has this issue with their vehicle this message comes up fans kick on high a/c stops working and temp gauge stops working. …
The "Steering Assist is Reduced" warning came on the same time the engine thermostat display stopped working. Then the check engine light came on the same time the AC stopped working. At first I thought maybe it was just the battery, so I had that changed out. But the "Steeri…
The contact owns a 2020 GMC Acadia. While the vehicle was at the dealer for maintenance, the contact was informed that the radiator was leaking and needed to be replaced. In addition, the contact was advised that there was coolant intrusion. The contact stated that it was not spe…
Source: NHTSA Complaints Database. Real owner reports for the 2020 Gmc Acadia.
2020 Gmc Acadia Recalls
6 campaignsNHTSA recall campaigns for the 2020 Gmc Acadia. 6 recall campaigns are on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
2020 Gmc Acadia Buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2020 Gmc Acadia reliable?▾
Severe Issues. NHTSA currently shows 86 owner complaints, 4 crash-related complaints, and 6 recall campaigns for this model year. The 2020 Gmc Acadia shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2020 Gmc Acadia?▾
#1: Electrical Faults (23 complaints). #2: Transmission / Drivetrain (19 complaints). #3: Engine Problems (19 complaints)
At what mileage do problems start on the 2020 Gmc Acadia?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2020 Gmc Acadia?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2020 Gmc Acadia, NHTSA complaints include 4 crash-related reports and 0 fire reports out of 86 total complaints. 2 injury reports are also on file. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2020 Gmc Acadia have any recalls?▾
Yes. 6 NHTSA recall campaigns affect the 2020 Gmc Acadia. A major recall area is TIRES. 6 recall campaigns are on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2020 Gmc Acadia?▾
The 2020 Gmc Acadia shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Electrical Faults during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Gmc Acadia reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2020 Gmc Acadia based on your ownership experience.
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Ratings are based on owner experience and are separate from NHTSA data shown above.
Check the Exact Vehicle History Before You Buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.