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N52 / N54 / N55 electric water pump + thermostat: what owners actually paid
N52, N54, N55 (3.0L 6-cyl)
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Fair-price range (from sourced prices)
How this is derived: the middle 50% (25th–75th percentile) of the USD prices in the table below for that shop type, using full-job totals only. Labor-only, customer-supplied-parts, warranty cost-share, bundled-extra-work and non-USD prices are shown but excluded. A range is only published with at least 3 usable prices. Scope differs between quotes, so read the notes.
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Symptoms
- Coolant temperature warning / 'Engine hot' message
- Reduced power, electric fan running hard
- Water pump fault codes; sudden failure can leave the car stranded
Which cars are affected
2006–2018 328i/335i/535i, X3/X5 (E70/F15) 35i, 135i/M235i, Z4 (E89)
E90 · 3 Series 2006–2013E70 · X5 2007–2013F30 · 3 Series 2012–2019F32 · 4 Series 2014–2020F10 · 5 Series 2011–2016F25 · X3 2011–2017F15 · X5 2014–2018
Electric pump; usually replaced together with the thermostat. Points below cover N52/N54/N55 (same style of job; engine labeled per point).
Sourced price points (8)
| Price | Shop | Vehicle / scope | Location | Year | Source |
|---|---|---|---|---|---|
| $3,199 | Dealer quote |
2008 E90 Water pump + thermostat |
— | ~2024 | r/E90 |
| $2,420 2420.44 |
Dealer quote |
2012 335i conv. (N55) Water pump + thermostat |
New York City | ~2024 | r/E90 |
| $940 | Independent paid |
335i (N55) Water pump + thermostat, all parts + labor |
Georgia | ~2023 | r/E90 |
| $2,035 | Shop type n/a quote |
2007 E93 (N52/N54), 56k mi Pump + thermostat + hoses + bolts |
— | ~2023 | r/E90 |
| $1,200 | Shop type n/a quote |
(engine not stated) |
— | ~2023 | r/BmwTech |
| $1,800 | Independent paid |
E70 X5 (N55) Water pump + thermostat + a few hoses |
— | ~2023 | r/BmwTech |
| $1,700 | Shop type n/a paid |
2012 335i, 165k mi Water pump + coolant temp sensor + oil change · not used in range: bundled extra work |
— | ~2023 | r/BmwTech |
| $500 | Independent paid |
N52, 91k mi Install only; owner supplied ~$500 of parts · not used in range: labor only |
Southern California | ~2020 | r/E90 |
Greyed rows are shown for context and excluded from the range. Years are approximate (date of the post).
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N55Indie est. $1,225–$1,547Dealer est. $2,017–$2,557
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N55Indie est. $1,066–$2,020Dealer est. $1,705–$2,900
Before you pay: check your VIN for recalls
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