The 2011 328i with the N52 engine is generally solid, but expect cooling system maintenance, oil leaks from valve cover and oil filter housing, and occasional automatic transmission issues. The N52 is one of BMW's more reliable inline-6 engines, but neglect kills these cars fast.
Water Pump and Thermostat Failure
Common · high severity
Typical onset: 60,000-100,000 mi
Symptoms: coolant warning light, overheating, coolant leak visible under engine, squealing noise from belt area
Fix: Replace water pump (electric on N52), thermostat, and expansion tank as a set. 3-4 labor hours. Do NOT ignore coolant warnings—overheating can warp the head.
Estimated cost: $800-1,400
Oil Filter Housing Gasket Leak
Common · medium severity
Typical onset: 70,000-120,000 mi
Symptoms: oil pooling on top of bellhousing, burning oil smell, low oil warning between changes, visible drip on driveway after parked
Fix: Replace oil filter housing gasket. 2-3 labor hours. Often done alongside valve cover gasket since you're in the same area.
Estimated cost: $400-700
Valve Cover Gasket Oil Leak
Common · medium severity
Typical onset: 80,000-130,000 mi
Symptoms: oil on spark plug tubes (misfires), burning oil smell, visible oil seepage on passenger side of engine, oil consumption
Fix: Replace valve cover gasket and grommets. 3-4 labor hours. Budget for spark plugs and ignition coils if oil contaminated them.
Symptoms: harsh shifts, transmission slipping, limp mode, transmission fault codes, metal shavings in fluid
Fix: Common culprits: mechatronic sleeve seal (cheap fix, 4-5 hours labor) or full mechatronic unit replacement ($$$). Trans oil cooler can also leak internally, mixing coolant and ATF—catastrophic if not caught. Always inspect cooler during cooling system service.
Estimated cost: $1,200-4,500
VANOS Solenoid and Eccentric Shaft Sensor Faults
Occasional · medium severity
Typical onset: 90,000-140,000 mi
Symptoms: rough idle, CEL with VANOS codes, reduced power, rattling on cold start
Fix: N52 VANOS system is fairly reliable compared to N54/N55, but solenoids can fail and eccentric shaft sensor is common. Solenoids: 1-2 hours labor. Sensor: 1 hour. Use OE parts only.
Estimated cost: $300-800
Electric Water Pump and Auxiliary Cooling Pump Failures
Occasional · high severity
Typical onset: 80,000-120,000 mi
Symptoms: overheating at idle, no heat from vents, coolant warning, whining or no noise from pump area
Fix: N52 uses electric water pump and separate auxiliary pump for heater. Both fail independently. Main pump failure causes overheating; aux pump kills cabin heat. Replace both preventively if one goes. 2-3 hours labor each.
Estimated cost: $600-1,000
Serpentine Belt Tensioner and Idler Pulley Failure
Occasional · medium severity
Typical onset: 70,000-110,000 mi
Symptoms: squealing at startup, grinding or chirping noise, belt shredding, rough bearing feel when inspecting
Fix: Tensioner and idler pulley wear out. If belt shreds, it can take out water pump and alternator. Replace tensioner, idler, and belt as a set. 1-2 hours labor.
Estimated cost: $300-600
Front Control Arm Bushings and Ball Joints
Common · low severity
Typical onset: 80,000-120,000 mi
Symptoms: clunking over bumps, steering wander, uneven tire wear, vibration at highway speeds
Fix: BMW uses pressed-in bushings that crack and tear. Replace entire control arms (not worth pressing new bushings). Plan on doing both fronts. 3-4 hours labor with alignment.
Estimated cost: $800-1,400
Owner tips
Change coolant every 2 years regardless of mileage—expansion tanks crack and hoses become brittle
Use BMW-approved oils (LL-01) and keep oil changes at 7,500 miles max, not the 15k interval BMW claims
Inspect transmission fluid condition every 30k miles—ZF 6HP should be lifetime fluid but isn't in reality; change it at 60-80k miles
Always fix coolant leaks immediately—N52 does NOT tolerate overheating
Budget $1,500-2,500/year for maintenance and repairs after 100k miles
Yes, if well-maintained with service records—the N52 is one of BMW's last bulletproof sixes, but deferred maintenance turns these into money pits fast.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.
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AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE · 24V513000
2024-07-03
BMW of North America, LLC (BMW) is recalling certain 2006-2011 3 Series Sedan (324i, 325i, 325xi, 328i, 328xi, 330i, 330xi, 335i, 335xi), 2006-2012 3 Series Sportswagon (325xi, 328i, 328xi), and 2009-2011 3 Series Sedan (335d) vehicles. The original steering wheel may have been replaced with a sport or M-sport steering wheel equipped with an inflator that can explode during deployment.
Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
Remedy: Dealers will inspect and replace the driver's air bag module as necessary, free of charge. Owner notification letters were mailed August 30, 2024. Owners may contact BMW customer service at 1-800-525-7417.
AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE · 20V017000
2020-01-15 · EA15001
BMW of North America, LLC (BMW) is recalling certain 2008-2013 128i and 135i Convertibles, 128i, 135i, and M Coupes, 2007-2010 X3 30si and X3 xDrive30i, 2013-2015 X1 sDrive28i, X1 xDrive28i and X1 xDrive35i, 2007-2013 328i, 328i xDrive, 335i, 335is, 335i xDrive and M3 Coupes, 2006-2011 328i, 328xi, 328i xDrive, 325i, 325xi, 330i, 330xi, 335i, 335xi, 335i
xDrive and M3, 2009-2011 335D, 2006-2012 325xi, 328i, 328xi and 328i xDrive, 2010-2011 X6 ActiveHybrid, 2007-2013 328i, 335i, 335is, M3 Coupes, X5 30si, X5 xDrive30i, X5 xDrive35i, X5 48i, X5 xDrive48i, X5 xDrive50i and X5 M, 2009-2013 X5 xDrive35d and 2008-2014 X6 xDrive35i, X6 xDrive50i and X6M vehicles equipped with non-desiccated driver frontal air bag inflators containing phase stabilized ammonium nitrate (PSAN) that were used as interim remedy parts for previous Takata recalls. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.
Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy: BMW will notify owners, and dealers will replace the driver air bag. On X5 and X6 vehicles, only the inflator will be replaced. All repairs will be performed free of charge. The recall began March 11, 2020. Owners may contact BMW customer service at 1-800-525-7417.
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV) · 17V683000
2017-10-30
BMW of North America, LLC (BMW) is recalling certain 2008-2011 128i and 2007-2011 328i, 328xi, 328i xDrive, 525i, 525xi, 528i, 528xi, 530i, 530xi, X3 3.0si, X3 xDrive30i, X5 xDrive30i, Z4 3.0i, Z4 3.0si and Z4 sDrive30i vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.
Consequence: An electrical short can cause the parts within the PCV valve to melt, increasing the risk of a fire, even when the vehicle is not in use.
Remedy: BMW will notify owners, and dealers will replace the PCV valve heater, free of charge. Interim letters were mailed on November 27, 2017. Owners will receive a second notification by the end of October 2018. Owners may contact BMW customer service at 1-800-525-7417.
ELECTRICAL SYSTEM:WIRING · 17V676000
2017-10-25
BMW of North America, LLC (BMW) is recalling certain 2006-2011 323i, 325i, 325xi, 328i, 328xi, 330i, 330xi, 335i, 335xi and M3, 2007-2011 328i xDrive, 335i xDrive and 335is and 2009-2011 335d vehicles. The wiring and electrical connectors for the system that controls air flow for the heating and air conditioning system may overheat.
Consequence: Wiring that overheats could cause the electrical connectors to melt, and increase the risk of a fire, even when the vehicle is unattended.
Remedy: BMW will notify owners, and dealers will replace the wiring and electrical connectors, free of charge. Interim letters were mailed on November 27, 2017. Owners will receive a second notice when the remedy becomes available. Owners may contact BMW customer service at 1-800-525-7417.
ENGINE AND ENGINE COOLING:ENGINE · 14V176000
2014-04-10
BMW of North America, LLC (BMW) is recalling certain model year 2010-2011 128i Coupe, 128i Convertible, 328i Sedan, 328i xDrive Sedan, 328i Coupe, 328i Convertible, 328i Sports Wagon and Z4 sDrive 30i, 2011-2012 135i Coupe, 135i Convertible, 335i Sedan, X5 xDrive 35i, and X6 xDrive 35i, 2011 335i xDrive Sedan, 335i Coupe, 335i Convertible, 528i Sedan, 535i Sedan, 535i xDrive Sedan, X3 xDrive 28i, and X3 xDrive 35i, 2010 X3 xDrive 30i, and X5 xDrive 30i, 2012 640i Coupe, and 640i Convertible and 2010-2012 535i Gran Turismo vehicles. In the affected vehicles, the bolts that secure the housing for the variable camshaft timing adjustment (VANOS) unit can loosen over time and may possibly break.
Consequence: If the bolts loosen or break the engine may have reduced power or stall. An engine stall increases the risk of a crash.
Remedy: BMW will notify owners, and dealers will replace the four VANOS housing bolts for both VANOS units (intake and exhaust), free of charge. In addition, owners of approximately 170,172 model year 2010-2012 BMW vehicles equipped with inline 6 cylinder engines not covered by this recall, will receive an extended warranty to address this condition. The recall began on September 24, 2014. Owners may contact BMW at 1-800-525-7417.
ELECTRICAL SYSTEM · 13V044000
2013-02-07
BMW is recalling certain model year 2008-2012 1-Series coupes and convertibles manufactured December 2007 through September 2011; and 2007-2011 3-Series coupes and convertibles manufactured March 2007 through October 2011; 2007-2011 3-Series sedans manufactured March 2007 through October 2011; 2007-2011 3-Series sports wagons manufactured March 2007 through June 2011; and 2009-2011 Z4 vehicles manufactured March 2009 through June 2011. In February 2013, BMW recalled 504,545 vehicles. In July 2013, BMW informed the agency that it was adding 1-Series, 3-Series, and Z4 vehicles, representing an additional 12,094 vehicles. The total number of vehicles being recalled is now 516,791. The connector for the positive battery cable connector and the corresponding terminal on the fuse box may degrade over time. Over time, the high current flow and heat from electrical resistance may lead to a breakage of the connection, and a loss of electrical power to the vehicle.
Consequence: If there is a loss of electrical power to the vehicle, the vehicle may unexpectedly stall, increasing the risk of a crash.
Remedy: BMW will notify owners, and dealers will replace the positive battery cable connector and secure it with an improved method, free of charge. The recall began on March 13, 2013. Owners may call BMW at 1-800-525-7417 or email BMW at [email protected].
POWER TRAIN:DRIVELINE:DRIVESHAFT · 11V476000
2011-09-15
BMW IS RECALLING CERTAIN MODEL YEAR 2011 328I XDRIVE AND 335I XDRIVE VEHICLES MANUFACTURED FROM FEBRUARY 8, 2011, THROUGH JULY 29, 2011. THE FRONT DRIVESHAFT ATTACHMENT BOLTS MAY NOT HAVE BEEN TIGHTENED TO SPECIFICATION. IF THE BOLTS WERE NOT TIGHTENED TO SPECIFICATION, THEY MAY BECOME LOOSE.
Consequence: IF THE BOLTS LOOSEN, IT COULD LEAD TO A LOSS OF POWER TO THE FRONT WHEELS AND ULTIMATELY A VEHICLE BREAKDOWN, INCREASING THE RISK OF A CRASH.
Remedy: BMW WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE FRONT DRIVESHAFT ATTACHMENT BOLTS FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DURING OCTOBER 2011. OWNERS MAY CONTACT BMW CUSTOMER RELATIONS AND SERVICES AT 1-800-525-7417.
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