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#BS-2017-MERSL5-A331

2017 Mercedes Benz Sl550

Based on reports from 4 owners and 1 recall for this exact model.

Complaints
4
Crashes
0
Fires
0
Recalls
1
TSBs
50
✅

Preliminary Verdict

Green Light

Based on 4 complaints, 0 crashes, 0 fires, and 1 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the SteeringHIGH

1 owners reported steering issues — failures commonly reported around 43K miles.

!Inspect the ElectricalMED
Look for symptoms of wear and premature failure
+ 3 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Steering (1 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Steering1 (25%)
Electrical1 (25%)
Brakes1 (25%)
Drivetrain1 (25%)

2017 Mercedes Benz Sl550: Known Issues & Problem Areas

Steering Issues

Steering complaints account for 25% of all reports filed for the 2017 Mercedes Benz Sl550, with 1 owners filing complaints with NHTSA. The median mileage at time of complaint is 42,675 miles, suggesting issues tend to surface around the 43K-mile mark.

Electrical Issues

Electrical complaints account for 25% of all reports filed for the 2017 Mercedes Benz Sl550, with 1 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Brakes Issues

Brakes complaints account for 25% of all reports filed for the 2017 Mercedes Benz Sl550, with 1 owners filing complaints with NHTSA. Owners should pay attention to brakes-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 25% of all reports filed for the 2017 Mercedes Benz Sl550, with 1 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

2
21
1
22
1
25

Complaints filed with NHTSA by year for the 2017 Mercedes Benz Sl550. Recent trend: stable.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (1 recall)

21V058000Mar 2021

COMMUNICATION: AUTO CRASH NOTIFICATION

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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2017 Mercedes Benz Sl550 vs. Class Average (Two Seaters)

This vehicle

4

Class avg

13

Below the class average — fewer complaints than typical two seaters vehicles. A good sign.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 4 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 1 recall found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Mercedes Benz Sl550 Model Years

2017201620152014201320112009200820072006200520042003
View all Mercedes Benz Sl550 years →

2017 Mercedes Benz Sl550: Frequently Asked Questions

What is the most common problem with the 2017 Mercedes Benz Sl550?
The most commonly reported issue with the 2017 Mercedes Benz Sl550 is related to the steering, with 1 complaints filed with NHTSA.
Is the 2017 Mercedes Benz Sl550 reliable?
The 2017 Mercedes Benz Sl550 has 4 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. This is below the class average — a positive sign for reliability.
How much does it cost to fix 2017 Mercedes Benz Sl550 problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2017 Mercedes Benz Sl550 have any recalls?
Yes, the 2017 Mercedes Benz Sl550 has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Mercedes Benz Sl550 problems start?
Based on 1 complaints with mileage data, the median mileage at time of complaint is 42,675 miles. The highest concentration of reported issues occurs in the 30–60K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
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