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#BS-2004-MERSLK-78A9

2004 Mercedes Benz Slk230

Based on reports from 6 owners and 0 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

✅

Preliminary Verdict

Green Light

Based on 6 complaints, 0 crashes, 0 fires, and 0 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the ElectricalHIGH

2 owners reported electrical issues — failures commonly reported around 66K miles.

!Inspect the Exterior Lighting:headlightsMED

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: Electrical (2 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

Electrical2 (33%)

Exterior Lighting:headlights1 (17%)

Lights1 (17%)

Engine And Engine Cooling:engine1 (17%)

Equipment Adaptive/mobility1 (17%)

2004 Mercedes Benz Slk230: Known Issues & Problem Areas

Electrical Issues

Electrical complaints account for 33% of all reports filed for the 2004 Mercedes Benz Slk230, with 2 owners filing complaints with NHTSA. The median mileage at time of complaint is 66,180 miles, suggesting issues tend to surface around the 66K-mile mark.

Exterior Lighting:headlights Issues

Exterior Lighting:headlights complaints account for 17% of all reports filed for the 2004 Mercedes Benz Slk230, with 1 owners filing complaints with NHTSA. Owners should pay attention to exterior lighting:headlights-related symptoms during test drives and pre-purchase inspections.

Lights Issues

Lights complaints account for 17% of all reports filed for the 2004 Mercedes Benz Slk230, with 1 owners filing complaints with NHTSA. Owners should pay attention to lights-related symptoms during test drives and pre-purchase inspections.

Engine And Engine Cooling:engine Issues

Engine And Engine Cooling:engine complaints account for 17% of all reports filed for the 2004 Mercedes Benz Slk230, with 1 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:engine-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

Complaints filed with NHTSA by year for the 2004 Mercedes Benz Slk230. Recent trend: stable.

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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 6 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 0 recalls found for this vehicle.

Repair Cost Data

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

Other Mercedes Benz Slk230 Model Years

2004 2003 2002 2001 2000 1999 1998

View all Mercedes Benz Slk230 years →

2004 Mercedes Benz Slk230: Frequently Asked Questions

What is the most common problem with the 2004 Mercedes Benz Slk230?

The most commonly reported issue with the 2004 Mercedes Benz Slk230 is related to the electrical, with 2 complaints filed with NHTSA.

Is the 2004 Mercedes Benz Slk230 reliable?

The 2004 Mercedes Benz Slk230 has 6 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.

How much does it cost to fix 2004 Mercedes Benz Slk230 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 2004 Mercedes Benz Slk230 have any recalls?

No recalls have been issued for the 2004 Mercedes Benz Slk230 according to NHTSA records.

What mileage do Mercedes Benz Slk230 problems start?

Based on 5 complaints with mileage data, the median mileage at time of complaint is 66,180 miles. The highest concentration of reported issues occurs in the 60–90K 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?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.