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2014 Mercedes-Benz GL350 problems

The most common problem on the 2014 Mercedes-Benz GL350 is engine and cooling. Its complaint count is close to a typical GL350 model year.

Fewer complaintsAmong the best years of this model
Owner complaints
6
Recalls
3
Service bulletins
864 warranty
Worst area
Engine

The worst 2014 Mercedes-Benz GL350 problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Engine
    2
  • Body
    1
  • Steering
    1
  • Transmission
    1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Engine
    2
  • Body
    1
  • Steering
    1
  • Transmission
    1

Recalls 3

CommunicationReported November 1, 2019 · 24,226 vehicles affected
What is wrong
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 relaying an inaccurate vehicle location. For a full list of the affected models visit:
Risk
An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.
Remedy
MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers will check software for a successful OTA or update the communication module software as needed, free of charge. The recall began December 23, 2019. Owners may contact MBUSA customer service at 1‑800‑367‑6372. MBUSA's number for this recall is 2019120008.

Recall number 19V787000 · Recall details

Suspension: frontReported April 27, 2018 · 9,725 vehicles affected
What is wrong
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 GLS350d 4Matic, GLS450 4Matic, GLS550 4Matic and GLS63 AMG 4Matic, 2015 ML400 4Matic, 2016 GLE400 4Matic, GLE350 4Matic, GLE63 AMG 4Matic, GLE63S AMG 4Matic, GLE450 4Matic Coupe and GLE63S AMG 4Matic Coupe, 2015-2016 GL450 4Matic and 2013-2014 GL450 4Matic vehicles equipped with the Active Curve System (ACS). In certain driving conditions, if the oil level in the ACS reservoir is below the minimum level, the oil may foam and leak out of the vent holes in the reservoir cap.
Risk
The leaking oil in the presence of an ignition source can increase the risk of a fire.
Remedy
MBUSA will notify owners, and dealers will correct the oil level as necessary and replace the reservoir sealing cap to prevent oil foam from leaking out, free of charge. The recall began August 30, 2018. Owners may contact MBUSA customer service at 1‑800‑367‑6372. MBUSA's number for this recall is 2018070015.

Recall number 18V272000 · Recall details

Child seat: latch strapReported March 31, 2014 · 69 vehicles affected
What is wrong
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 vehicles, the foldable second row seat bottom may not fold down low enough to allow proper use of the child seat achors. As such, these vehicles do not conform to Federal Motor Vehicle Safety Standard (FMVSS) number 225, "Child Restraint Anchorage Systems."
Risk
Without the use of the lower anchor points, a child restraint may be insufficiently or improperly anchored to the seat, increasing the risk of injury to the child in the event of a crash.
Remedy
Mercedes will notify owners, and dealers will inspect and, if necessary, replace the seat pan of the second row seat, free of charge. The recall began on May 2, 2014. Owners may contact Mercedes at 1‑800‑367‑6372.

Recall number 14V158000 · Recall details

See all 3 recalls for the 2014 Mercedes-Benz GL350

Technical service bulletins for the 2014 Mercedes-Benz GL350 86

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 86 bulletins for the 2014 Mercedes-Benz GL350

What 2014 Mercedes-Benz GL350 owners say

Most recent owner complaints, unedited.

Filed Jul 5, 2023 · Engine, Transmission · 140,000 miles · CA

The contact owns a 2014 Mercedes-Benz GL350. The contact stated that while inspecting the vehicle, there was oil leaking underneath the vehicle. Additionally, the check engine warning light was illuminated while operating the vehicle. The vehicle was taken to the local mechanic who diagnosed the vehicle and determined that the oil cooler seals were faulty and needed to be replaced. The seals were replaced, and the vehicle was repaired. The vehicle was later taken to the local dealer for transmission failure. The manufacturer was notified of the failure. The failure mileage was 140,000.

Filed Jun 18, 2023 · NC

Water has accumulated into the spare wheel well twice causing my ad blue module to be submerged in water, making the system faulty, which then disables the car for use. I have a vehicle that can not start and a repair bill of over 20,000 due to the water accumulation issue. There is a separate recall on other models for this exact problem. This model needs to be included as well.

Filed Jun 23, 2020 · Body · 22,000 miles · TX

As I was driving down on I-27 from amarillo to lubbock at 70 miles per hour on 6/22/2020 in pleasant weather and no vehicles either in front of me or beside me, the middle panel of the panoramic sunroof suddenly exploded with the glass shattering into pieces and some of the pieces dropping into the passenger cabin. There was no rock strike, hail, nor was I traveling through any construction zone. The ambient temperature outside was 76 f.

Filed Dec 18, 2018 · 106,000 miles · WA

The lane-keeping assist only intermittently works. On occasion it will alert and take corrective action, but even on sunny days with clearly demarcated lanes, it often does nothing. In researching this issue, there are several other owners who have experienced this and have said the mercedes service has unofficially acknowledged there is a batch of VIN numbers which have faulty sensors. We purchased this car because of the safety features and mercedes needs to do something to rectify this in order to keep its customers safe.

Filed Jun 20, 2018 · Engine · 60,000 miles · IL

Have a mercedes gl 350 with only 63000 miles, has made a small rattle sound when first purchased that I related to being diesel, rattle has gotten worse, took in to a mechanic who stated timing chain, I called my mercedes local dealership and service manager stated he spoke with auto technician who "laughed" when he had told him my concern for the timing chain as the tech said this doesn't happen until vehicles are very high in miles like 200000. They examined my vehicle and then stated in fact it was the timing chain and quoted me 75000. Upon further research there has been an issue with others on the internet with the gl 350 2014 specifically needing timing chain replacement when under low miles. Car rattles when started, worse when cold, confirmed timing chain by local mercedes dealership.

Filed Sep 24, 2014 · Steering · 16,000 miles · CA

Power steering went out while car was parked , drove car without power steering for about 9 miles to get to safe place. After car was restarted several times steering started to work fine. Took car to dealer for check of problem but they couldn't to get it to fail again. To resolve problem mercedes is replacing the power steering unit.

Compare the 2014 Mercedes-Benz GL350

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Questions about the 2014 Mercedes-Benz GL350

Is the 2014 Mercedes-Benz GL350 reliable?

Owners have filed 6 complaints about the 2014 Mercedes-Benz GL350, close to a typical GL350 model year.

What is the most common problem with the 2014 Mercedes-Benz GL350?

Engine and cooling, with 2 complaints. Next is body (1).

How many recalls does the 2014 Mercedes-Benz GL350 have?

3 recalls, covering communication, suspension and child seat.

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