Dealer-Trained Master Technicians | Since 1958
BMW N52 ENGINE PROBLEMS EDMONTON (325I 328I 330I 2006-2013)
The BMW N52 naturally aspirated inline-six — found in the 325i, 328i, 330i, and early 528i — is one of BMW’s more reliable engines but develops predictable high-mileage concerns. Auto Imports services N52 engines across Edmonton.
N52 COMMON ISSUES AT HIGH MILEAGE
- Valve stem seals: blue smoke on cold start — $1,500-$3,000 for seal replacement
- VANOS solenoid: variable valve timing solenoid clogs with oil sludge; rough idle at cold start — $400-$800
- Electric water pump: failure at 100,000-140,000 km; sudden overheating — $700-$1,200
- Cooling system: expansion tank, thermostat, hoses — plastic
failure at 120,000+ km
Service at Auto Imports
- VANOS solenoid cleaning or replacement: $400-$800
- Electric water pump replacement: $700-$1,200
- Valve stem seals: $1,500-$3,000
- Cooling system plastic component replacement
- Up to 3-year / 60,000km warranty. Financing available OAC.
Auto Imports is Edmonton’s most reviewed independent auto repair facility with hundreds of 5-star reviews.
Auto Imports is a CAA Approved auto repair facility — one of a select group of independent shops in Edmonton to earn this designation.
FREQUENTLY ASKED QUESTIONS
Is the BMW N52 engine reliable?
Yes — among BMW’s more reliable engines. Main concerns at high mileage are VANOS solenoid clogging, electric water pump failure, and valve stem seals. All are manageable with planned maintenance.
electric water pump at 100K-140K km; valve seals at high mileage Auto Imports | 9904 75 Ave NW, Edmonton | 780-431-2828 | Mon–Fri 7:30 AM — 5:00 PM to Bumper network. Minimum 1-year / 20,000km on parts and labour.
Deductible may apply.
