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#BS-2009-MERGL4-556E

2009 Mercedes Benz Gl450

Based on reports from 19 owners and 3 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

✅

Preliminary Verdict

Green Light

Based on 19 complaints, 1 crashes, 0 fires, and 3 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the AirbagsHIGH

8 owners reported airbags issues — failures commonly reported around 121K miles.

!Inspect the SuspensionMED

Look for symptoms of wear and premature failure

+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

0–30K

30–60K

60–90K

90–120K

120–150K

150K+

Peak failure range: 120–150K miles (7 reports) • Median: 121K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Airbags (8 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

Airbags8 (42%)

Other3 (16%)

Suspension2 (11%)

Brakes2 (11%)

Electrical1 (5%)

Stability Control1 (5%)

Lights1 (5%)

Engine1 (5%)

2009 Mercedes Benz Gl450: Known Issues & Problem Areas

Airbags Issues

Airbags complaints account for 42% of all reports filed for the 2009 Mercedes Benz Gl450, with 8 owners filing complaints with NHTSA. The median mileage at time of complaint is 121,000 miles, suggesting issues tend to surface around the 121K-mile mark.

Suspension Issues

Suspension complaints account for 11% of all reports filed for the 2009 Mercedes Benz Gl450, with 2 owners filing complaints with NHTSA. Owners should pay attention to suspension-related symptoms during test drives and pre-purchase inspections.

Brakes Issues

Brakes complaints account for 11% of all reports filed for the 2009 Mercedes Benz Gl450, with 2 owners filing complaints with NHTSA. Owners should pay attention to brakes-related symptoms during test drives and pre-purchase inspections.

Electrical Issues

Electrical complaints account for 5% of all reports filed for the 2009 Mercedes Benz Gl450, with 1 owners filing complaints with NHTSA. Owners should pay attention to electrical-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 2009 Mercedes Benz Gl450. Recent trend: increasing.

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

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Recall History (3 recalls)

16V081000Oct 2016

AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2009-2010 ML320 BlueTec 4Matic, GL320 BlueTec 4Matic and R320 CDI 4Matic, 2011 E350 Cabriolet and E550 Cabriolet, 2009-2011 ML350, ML350 4Matic, ML550 4Matic, ML63 AMG, and C63 AMG, 2010-2011 ML450 4Matic Hybrid, E350 Coupe, E350 4Matic, E550 Coupe, E550 4Matic, and E63 AMG, 2011-2012 GL350 BlueTec 4Matic and R350 BlueTec 4Matic, 2009-2012 GL450 4Matic, GL550 4Matic and R350 4Matic, 2007-2008 SLK280, SLK350, and SLK55 AMG, 2011-2014 SLS AMG Coupe, 2012 SLS AMG Cabriolet, 2013-2014 SLS AMG GT and SLS AMG GT Cabriolet, 2005 C230 Kompressor and C320, 2006-2007 C230, 2006-2011 C350, 2008-2011 C300 and C300 4Matic, 2010-2012 GLK350 and GLK350 4Matic and 2007-2008 Chrysler Crossfire vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to rupture.

22V315000Do Not DriveJun 2022

SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML-Class, GL-Class, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure.

24V298000Do Not DriveMay 2024

SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML, GL, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure.

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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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 19 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 3 recalls found for this vehicle.

Repair Cost Data

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

Other Mercedes Benz Gl450 Model Years

2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007

View all Mercedes Benz Gl450 years →

2009 Mercedes Benz Gl450: Frequently Asked Questions

What is the most common problem with the 2009 Mercedes Benz Gl450?

The most commonly reported issue with the 2009 Mercedes Benz Gl450 is related to the airbags, with 8 complaints filed with NHTSA.

Is the 2009 Mercedes Benz Gl450 reliable?

The 2009 Mercedes Benz Gl450 has 19 complaints, 1 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 2009 Mercedes Benz Gl450 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 2009 Mercedes Benz Gl450 have any recalls?

Yes, the 2009 Mercedes Benz Gl450 has 3 recalls on record. At least one is a critical “Do Not Drive” recall. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Mercedes Benz Gl450 problems start?

Based on 13 complaints with mileage data, the median mileage at time of complaint is 121,000 miles. The highest concentration of reported issues occurs in the 120–150K 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.