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E9x M3 DCT Service & Reseal cost
Fluid, filters and pan gaskets on the M-DCT gearbox. Real prices reported by owners on Reddit and BMW forums, with a link to every one.
Typical cost
Ranges are the lowest and highest prices in the table below. They are not estimates. Shop prices include parts and labor unless noted.
Every price we found
| Price | Where | Details | Source |
|---|---|---|---|
| $850 | Dealer | Dealer quote, DCT fluid change | [1] |
| $2,600 | Dealer | Paid at dealer: sleeve, bottom and side pans resealed (trans out), 2-yr warranty | [4] |
| $2,306 | Dealer | Transmission reseal quote | [4] |
| $1,800 | Indy | Local shop: flush, filter, side + bottom gaskets (trans drop) | [1] |
| $2,000 | Indy | Indie leak fix (paid by CarMax warranty) | [1] |
| $1,000 | Indy | Service quote: fluid, pan, both filters | [2] |
| $800 | Indy | Quote for side and bottom pan | [2] |
| $455 | Indy | Filter + fluid, Fremont CA | [3] |
| $789 | Indy | Both filters, gaskets, fluid ($788.52) | [3] |
| $470 | Indy | Specialist posted retail price, fluid service ($469.99) | [5] |
| $873 | Indy | Same shop retail with new pan/gasket ($873.08) | [5] |
| $600 | DIY | Fluid + filters, "around 600" at non-employee prices | [2] |
- A fluid-only service ($450–$850) is a different job from a full reseal ($1,800–$2,600), which needs the transmission dropped.
Which cars are affected
2008–2013 E90/E92/E93 M3 with the 7-speed M-DCT.
Symptoms
- Fluid weeping from the bottom pan, side cover or mechatronics sleeve
- Rough or delayed shifts
- Service due around 50–60k miles
Parts list
| M-DCT service kit (filters, pan) | ECS TuningPelican PartsAmazon |
| Pentosin DCT fluid | ECS TuningPelican PartsAmazon |
| DCT side cover gasket | ECS TuningPelican PartsAmazon |
Check fitment for your exact car (VIN) before ordering. Links may become affiliate links in the future.
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Common questions
How much does E9x M3 DCT Service & Reseal cost at a BMW dealer?
Real dealer prices we found ranged $850 to $2,600 (3 data points, median $2,306).
How much does an independent shop charge for E9x M3 DCT Service & Reseal?
Independent shop prices ranged $455 to $2,000 (8 data points, median $837).
Can I do E9x M3 DCT Service & Reseal myself?
Owners who did it themselves reported $600 in parts and tools.
Which BMWs are affected?
2008–2013 E90/E92/E93 M3 with the 7-speed M-DCT.
Related repairs
Sources
- Transmission fluid change n other cost (M3post)
- DCT service cost (M3post)
- Bay area local shop for DCT fluid change (M3post)
- Mechatronics sealing sleeve leaking, a few questions (M3post)
- ACM | Fall Service Special is here!!! (M3post)
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