Service Bulletin - Client complaint of A/C not blowing cold air due to oil/refrigerant leak from the A/C compressor shaft seal.
full bulletin at NHTSA ↗2020 Acura MDX visibility problems
moderate Owners of the 2020 Acura MDX have filed 4 NHTSA complaints about the visibility at roughly $350 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See visibility across all vehicles →
Complaints
4
Recalls
0
Avg fix
$350
| Model year | visibility complaints |
|---|---|
| 2018 MDX | 7 |
| 2019 MDX | 8 |
| 2020 MDX (this page) | 4 |
| 2022 MDX | 4 |
| 2024 MDX | 4 |
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering visibility on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Service Bulletin - Customers have complained that the air conditioning system is not blowing cold air due to Oil/Refrigerant leaking from the A/C compressor shaft seal.
full bulletin at NHTSA ↗Service Bulletin - Client complaint of A/C not blowing cold air due to a Oil/Refrigerant leak from the A/C compressor shaft seal.
full bulletin at NHTSA ↗Service Bulletin - Honda has received customer complaints of the air conditioning system not blowing cold air due to an Oil/Refrigerant leak from the A/C compressor shaft seal.
full bulletin at NHTSA ↗Service Bulletin - A driver can notice loss of auto function, or no function, of the sunroof glass/sunshade due to Motor-Control Unit error code in the clock frequency check falsely detecting a failure.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 0 most recent
Had visibility trouble with your 2020 Acura MDX?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the visibility problem on the 2020 Acura MDX?
It's a documented issue but not catastrophic. 4 complaints have been filed. Repairs average $350 and most owners catch it before it causes a breakdown.
At what mileage does the visibility typically fail?
Based on the 4 complaints filed, visibility issues most often appear around 36,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $350 for visibility repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to visibility?
No active recalls currently cover visibility issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2020/Acura/MDX.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.