Mercedes-Benz GLC Engine Mount: Specs, Fitment & Common Faults

On the GLC, a failing engine mount typically causes vibration through the steering wheel at idle, while a transmission mount fault genuinely shows up more through the seat or floor, stopped but in gear.

Illustration for editorial purposes

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OEM Part Number: 2052401000

Genuinely important to know: genuinely worth knowing: automatic and manual gearbox variants of the GLC sometimes use different transmission-side mounts, since the two gearbox types differ in weight and mounting points — confirm your transmission type as well as engine code before ordering.

2.0L petrol (M264), genuine left engine mount	Mercedes OEM: 2052401000 — shared across C-Class, E-Class, GLC of the same engine family
Opposite-side mount & transmission mount	Genuinely separate part numbers from the mount shown above, sold individually — worth inspecting together given they typically wear at a similar rate, and EQ Boost mild-hybrid variants add a further consideration given the different engine/ISG mass distribution

Mercedes-Benz GLC Engine Mount: What It Does

Engine mounts secure the engine and transmission to the chassis while absorbing vibration and movement, preventing that vibration from transferring directly into the cabin. Most versions of the GLC use several mounts working together — typically at least one on each side of the engine plus a torque mount — and a single failed mount can throw off the whole assembly's balance.

Mercedes-Benz GLC Engine Mount reference plate

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A Genuinely Useful, Technical Distinction Worth Knowing — Mercedes-Benz GLC Engine Mount

If you're trying to work out whether a vibration is genuinely coming from an engine mount or a transmission mount, this is genuinely worth knowing: a failing engine mount typically causes vibration felt mainly through the steering wheel, especially at idle. A failing transmission mount usually causes vibration felt more through the seat, floor, or centre console instead, most noticeable when the car is stopped but still in gear.

A genuinely useful diagnostic technique worth trying: with the bonnet open, having someone gently blip the throttle while you watch the engine is a simple way to visually confirm a badly worn mount, since the engine will visibly lift or rock if it's genuinely failing.

It's also genuinely worth knowing that a clunk when shifting into Drive or Reverse points more strongly toward the transmission mount specifically, rather than the engine mounts.

Mercedes-Benz GLC Engine Mount: Symptoms, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Engine Mount Guide for warning signs to watch for (including some genuinely make-specific quirks in how they show up), confirming fitment against your VIN, and which aftermarket approach is worth trusting.

More Mercedes-Benz Engine Mount

The same part, covered across other Mercedes-Benz models.