Mercedes-Benz SL 450 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
2 owner complaints analyzed
4 distinct recall campaigns
Not available median reported failure mileage
Scope: 2018 to 2020 model years. Data snapshot: . 0 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Communication is the most frequently named component, appearing in 1 of 2 complaints (50.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Electrical and battery issues | 1 | 50.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Communication | 1 |
| Electrical System | 1 |
| Unknown Or Other | 1 |
Communication: 1; Electrical System: 1; Unknown Or Other: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
No usable failure mileage is recorded. 2 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2021 | 2 |
2021: 2
Pattern summary
Communication leads the component reports. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11404632 · 2021-03-24 (March 24, 2021)
TL* THE CONTACT OWNS A 2020 MERCEDES-BENZ SL450. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 21V058000 (COMMUNICATION, ELECTRICAL SYSTEM) THAT STATED THAT THE REMEDY WAS AVAILABLE. THE CONTACT NOTIFIED JAMES MOTOR COMPANY MERCEDES-BENZ (2440 RICHMOND RD, LEXINGTON, KY 40502) HOWEVER, THE DEALER INFORMED THAT THEY WERE NOT AWARE OF THE RECALL SINCE THE REMEDY WAS TO BE PERFORMED OVER THE AIR. THE CONTACT INFORMED THE MANUFACTURER OF THE RECALL NOTICE AND WAS INFORMED THAT THEY WERE NOT AWARE OF THE RECALL. THE CONTACT HAD NOT EXP…
Owner-reported narrative. Look up ODI 11404632 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 2 |
2018: 2; 2019: 4; 2020: 2