Mercedes C-Class Head Gasket Replacement Cost

Replace the seal between the engine block and cylinder head.

$2,400 – $5,600

Typical labor: 8 to 20 hours

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Parts vs Labor

15% / 85%

Typical share of total cost

Labor Time

8 to 20 hours

At a typical shop

Difficulty

Shop Only

5 of 5 for the Mercedes C-Class

Estimate based on Mercedes C-Class parts and labor adjustments versus the national average. Your exact cost depends on year, trim, mileage, and shop. Get a free personalized AI estimate above.

Why Mercedes C-Class Owners See This Pricing

Mercedes parts pricing is among the highest of any mainstream luxury brand.

For reference, the national average for head gasket replacement on a typical passenger vehicle is $1,500 to $3,500. The Mercedes C-Class runs about +60% versus that baseline.

Common Symptoms in the Mercedes C-Class

White smoke from exhaust

Coolant in the oil (milky on dipstick)

Oil in the coolant

Overheating with no visible leak

Bubbles in the coolant reservoir

What It Is

The head gasket seals the engine block to the cylinder head, keeping oil, coolant, and combustion gases in their proper places.

Why It Matters

A blown head gasket can lead to a warped head, hydrolocked engine, or complete engine failure. The fix is labor-intensive but often cheaper than a new engine.

How to Save Money on Mercedes C-Class Head Gasket Replacement

Get a compression and leakdown test before approving the job, the symptoms can also come from a cracked head
On older cars, get a quote for a used engine swap too, sometimes it's cheaper

Often Done Together

Shops commonly pair head gasket replacement with these jobs to save on overlapping labor:

Coolant Flush

$160 – $400

Water Pump Replacement

$640 – $1,600

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Frequently Asked Questions

Is a blown head gasket worth fixing?

Depends on the car's value. If the repair costs more than half the car's worth, consider a used engine or selling as-is.