Is the 2024 Mercedes-Benz GLS 450 reliable?

The 2024 Mercedes-Benz GLS 450 has 20 complaints filed with NHTSA (0.9x the segment average). Our reliability verdict: above-average. Most common issue: OTHER problems.

What are common problems with the 2024 Mercedes-Benz GLS 450?

Top problems: OTHER (5 complaints, avg repair $500); DRIVER ASSIST/CAMERAS (5 complaints, avg repair $500); ELECTRICAL (2 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2024 Mercedes-Benz GLS 450?

No recalls have been issued for the 2024 Mercedes-Benz GLS 450.

How much does it cost to insure a 2024 Mercedes-Benz GLS 450?

Estimated US average full-coverage insurance for the 2024 Mercedes-Benz GLS 450 is approximately $2,464/year (sedan-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2024 Mercedes-Benz GLS 450

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2024 Mercedes-Benz GLS 450 has 20 owner complaints filed with NHTSA — that's 0.9x the segment average of 23. The most common issue is other problems (25% of all complaints), specifically: this concerns the rear view camera..it operates sporadically, or intermittanally,first time inn didn't work as expected it blanked out and i hit a tree...as i backed up it did not show anything behind my car....so i backed into a tree... following that i made an appt. at mercedes dealer in newton nj.

8 crash reports 1 injury

Total Complaints

Recalls Issued

—/5

Safety Stars

0.9x

vs Segment Avg

Known Problems(top 5 of 8)

OTHER

5 complaints

25%

• this concerns the rear view camera..it operates sporadically, or intermittanally,first time inn didn't work as expected it blanked out and I hit a tree...as I backed up it did NOT show anything behind my car....so I backed into a tree... following that I made an appt. at Mercedes dealer in newton nj
• i've purchased brand new 2024 gls 450 mercedes benz and this is the 3rd times i have to bring my car to the mercedes facility to add a quarter of oil and jerky shifting so i dont feel safety and comfortable to drive this car anymore. i need help or my money back, what do i need to do?.
• The panoramic sunroof spontaneously shattered. I was driving on highway under open sky and the sun roof just imploded and all the glass came shattering inside all over. There were no extreme weather or any construction or chances of any debris from anything around. No impact object could be identifi

Typical onset: 50K miles Est. repair: $500💥 1 crashes

“this concerns the rear view camera..it operates sporadically, or intermittanally,first time inn didn't work as expected it blanked out and I hit a tree...as I backed up it did NOT show anything behind my car....so I backed into a tree... following that I made an appt. at Mercedes dealer in newton nj”

— NHTSA complaint filing

Estimated Insurance Cost for 2024 Mercedes-Benz GLS 450

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$2,464

Full coverage / month

$205

Liability only / year

$710

vs US avg

+47%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-luxury)1.28x

× theft risk1.00x

× safety rating1.00x

× vehicle age1.15x

= Full coverage estimate$2464

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Mercedes-Benz GLS 450 Service Intervals

Oil change

10K mi / 12 mo

Tire rotation

10K mi

Brake fluid

24 months

Transmission fluid

40K mi

Engine coolant

150K mi

Spark plugs

60K mi

Cabin air filter

20K mi

Engine air filter

40K mi

Differential (AWD/4WD)

40K mi

Service A / Service B alternating schedule. Requires MB-approved oil (229.5 spec typically).

"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.

Mercedes-Benz New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

4 yr / 50K mi

Hybrid/EV battery

10 yr / 155K mi

Corrosion (rust perforation)

4 yr / 50K mi

Roadside assistance

4 yr / unlimited mi

EQ EV battery warranty is 10 years/155,000 miles

Estimated Repair Costs

OTHER(~50K mi)

$500

DRIVER ASSIST/CAMERAS(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

WHEELS(~50K mi)

$500

BODY/STRUCTURE(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 20 owner complaints for this specific year, here's what to check or ask about:

☐
OTHER: this concerns the rear view camera..it operates sporadically, or intermittanally,first time inn didn't work as expected it blanked out and I hit a tree...as I backed up it did NOT show anything behind my car....so I backed into a tree... following that I made an appt. at Mercedes dealer in newton nj
Typically appears around 50K miles. Repair cost ~$500
☐
DRIVER ASSIST/CAMERAS: this concerns the rear view camera..it operates sporadically, or intermittanally,first time inn didn't work as expected it blanked out and I hit a tree...as I backed up it did NOT show anything behind my car....so I backed into a tree... following that I made an appt. at Mercedes dealer in newton nj
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: The contact owns a 2024 Mercedes-Benz GLS450. The contact stated while the vehicle was idling, the vehicle shut off with several unknown warning lights illuminated. The contact also stated that a message to exit the vehicle was displayed. Due to the failure, the vehicle was towed to the dealer on fo
Typically appears around 50K miles. Repair cost ~$500
☐
WHEELS: On [XXX], my wife and I were driving our 2023 Mercedes-Benz GLS 450 when I pulled over after sensing vibration on the highway. Upon inspection, all four tires were found to be severely worn, with the right rear tire completely bald and showing exposed steel belts. I have attached photos of the tires
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)