Is the 2014 Mercedes-Benz Gl450 a good car?
An honest AI verdict — reliability, common problems, and real cost to own.
B-6/10
The 2014 Mercedes-Benz GL450 is a solid choice if you prioritize luxury and towing capability, but be prepared for higher than average maintenance costs and potential suspension-related repairs.
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Pros
- Luxurious interior
- High towing capacity
- Smooth and powerful V8 engine
Cons
- Expensive repairs
- Poor fuel economy
- Limited third-row space
Ownership at a glance
Fuel economy
14 mpg
Maintenance cost
$3,000/yr
Expected lifespan
150,000 miles
Common problems to watch for
- Air suspension failure
- Timing chain tensioner problems
- Electronic system faults
- Oil leaks
CarsJudge exclusive data
Active recalls (3)
The 2014 Mercedes Benz Gl450 has 3 NHTSA recalls on record. Most recent: Child Seat — Latch Strap (campaign 14V158000). All recall repairs are free at any authorized dealer.
- Communication — Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date and time, potentially …
- Suspension — Front — Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2012-2014 ML350 Bluetec 4Matic and ML550 4Matic, 2012-2015 ML63 AMG 4Matic and ML350 4Matic, 2013-2016 GL350 Bluetec 4Matic, GL550 4Matic and GL63 AMG 4Matic, 2017 GLS…
- Child Seat — Latch Strap — Mercedes Benz USA, LLC (Mercedes) is recalling certain model year 2014 GL350 BlueTEC 4Matic, GL450 4Matic, GL550 4Matic, and GL63 AMG vehicles manufactured November 4, 2013, through November 15, 2013. In the affected ve…
Recall data: NHTSA. Owner costs & MPG: anonymized aggregates from CarsJudge users who track this vehicle. Updated 2026-07-05.
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This AI-generated assessment is general guidance only, not a substitute for a professional inspection. Always inspect a used vehicle before purchase.