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CarMonitor

Transport Canada + NRCan

2023 Mercedes Benz CLS 450

Everything Canada’s open data holds on this vehicle: what has been recalled, what it costs to run, and how efficient it is compared with everything else on the road.

Recalls

4

4 current

Combined

9.7L/100 km

Fuel, a year

$3,007

20,000 km, Ontario prices

Recalls

Good news: Recall repairs cost you nothing. Book with any manufacturer dealer and quote the recall number — no time limit, however many owners the vehicle has had.

Electrical

Transport Canada recall 2024615 · manufacturer campaign 1595004

18 October 2024

Transport Canada lists: Amg 2022–2024 · CLS 2022–2024 · E 2022–2024

What is wrong

On certain vehicles equipped with 4-wheel drive (4Matic), the transmission wiring harness may not be routed correctly. As a result, water could enter the wiring harness connector and cause a short circuit. Note: This recall is an expansion of Transport Canada recall no. 2024-342.

Why it matters

A short circuit can create the risk of a fire, even while the vehicle is parked and turned off.

What the dealer will do

Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to replace the transmission wiring harness.

1,371 vehicles affected in CanadaCarSafety Mfr

Electrical

Transport Canada recall 2024081 · manufacturer campaign 5491318

9 February 2024

Transport Canada lists: Amg 2021–2023 · CLS 2021–2023 · E 2021–2023

What is wrong

On certain vehicles, the bolt for the 48 V ground connection may not have been tightened properly. As a result, the wiring could overheat and melt.

Why it matters

Wiring that overheats and melts can create the risk of a fire.

What the dealer will do

Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to inspect and, if necessary, tighten the ground connection.

1,784 vehicles affected in CanadaCarSafety Mfr

Fuel System

Transport Canada recall 2023672 · manufacturer campaign 4790205

15 December 2023

Transport Canada lists: Amg 2021–2024 · C 2021–2024 · Class 2021–2024 · CLS 2021–2024 · and 8 more

What is wrong

On certain vehicles, the fuel delivery module could fail. If this happens, the engine may run rough or may not start. This could also result in a sudden loss of engine power while driving. Note: This is an expansion of Transport Canada recall 2023-353.

Why it matters

A sudden loss of engine power could increase the risk of a crash.

What the dealer will do

Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to replace the fuel delivery module.

7,531 vehicles affected in CanadaSUVSafety Mfr

Fuel System

Transport Canada recall 2023353 · manufacturer campaign 4790205 / 4790206 / 4790207

23 June 2023

Transport Canada lists: Amg 2021–2023 · C 2021–2023 · Class 2021–2023 · CLS 2021–2023 · and 9 more

What is wrong

On certain vehicles, the fuel delivery module could fail. If this happens, the engine may run rough or may not start. This could also result in a sudden loss of engine power while driving.

Why it matters

A sudden loss of engine power could increase the risk of a crash.

What the dealer will do

Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to replace the fuel delivery module.

18,461 vehicles affected in CanadaLight Truck & VanSafety Mfr

Efficiency and running cost

Class
Compact
In its class
More efficient than 31% of 75 2023 vehicles in this class
Tailpipe CO₂
229 g/km

Set your own distance and pump price · Full efficiency ranking

Watch this vehicle

Recall letters go to whoever owns the car on paper, which may not be you. Save your 2023 Mercedes Benz CLS 450 and we will email you the day Transport Canada issues a new recall for it.

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Common questions

Does the 2023 Mercedes Benz CLS 450 have any recalls?
Transport Canada has 4 recalls on record for the 2023 Mercedes Benz CLS 450. Recall repairs are free at any manufacturer dealer.
What fuel economy does the 2023 Mercedes Benz CLS 450 get?
NRCan rates the 2023 Mercedes Benz CLS 450 at 9.7 L/100 km combined, emitting 229 g of CO2 per kilometre.
What does it cost to run a 2023 Mercedes Benz CLS 450 for a year?
At 20,000 km a year and Ontario average prices, about $3,007 in fuel, producing roughly 4,481 kg of CO2. Your own distance and prices will change this — the calculator lets you set both.

Source: Transport Canada — Vehicle Recalls Database; NRCan — Fuel consumption ratings. Data current as of 30 July 2026. Running cost uses Ontario average prices (155 ¢/L, 14.5 ¢/kWh), which are hand-maintained estimates. 30,784 rated vehicles on file.