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2023 mercedes-benz GLC-Class engine problems

moderate 3 complaints filed with NHTSA · avg repair $3,100

Complaints
3
Recalls
0
Crashes
0
Avg fix
$3,100

What owners are reporting 2 most recent

engine · filed 09/10/2023

1.This is my new GLC 300 and after taking delivery and running for around 300 miles check engine light on my dashboard 2.Took it to Ray catena freehold service center and they kept this vehicle for 2 days and ran test and said no issues or no error codes found for the engine light 3. Service department said they cleared all the codes and updated the software and it should be good 4. After taking i…

engine · filed 09/07/2025

Vehicle has a significant engine oil leak without being driven. Engine oil electronic meter still shows engine oil to be in "Ok" range. Vehicle is 2023 with only 19680 miles and is rarely driven till the last 2 months. Other 2023 Model Year MB GLC300's manufactured at the same Bremen Germany plant are already being recalled for engine and fuel leaks, however, this one is not on the list. T…

Common questions

How serious is the engine problem on the 2023 mercedes-benz GLC-Class?

It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.

At what mileage does the engine typically fail?

Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.

What does it cost to fix?

Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to engine?

No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.

Other problem areas on this vehicle

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.
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