2006 Bmw Z4 problems, complaints & recalls
Most-reported problem areas: Steering (55) · Air Bags (8) · Electrical System (5)
🧭 Reliability snapshot
Compared against other Bmw Z4 model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
77 NHTSA complaints that reported an odometer reading.
Safety recalls (2)
Engine And Engine Cooling:exhaust System:emission Control:crankcase (Pcv) 2022-03-02 · campaign 22V119000 · 917,106 vehicles
Defect: BMW of North America, LLC (BMW) is recalling certain 2008-2013 1 Series Coupe (128i); 2007-2013 3 Series Coupe (328i, 328xi, 328i xDrive); 2007-2010 X3 SAV (X3 3.0si, X3 xDrive30i); 2008-2013 1 Series Convertible (128i); 2006-2011 3 Series Sedan (325i, 325xi, 328i, 328xi, 328i xDrive, 330i, 330xi); 2006-2012 3 Series Wagon (328i, 328i xDrive); 2007-2013 3 Series Convertible (328i); 2006-2010 5 Series Sedan (525i, 525xi, 528i, 528xi, 530i, 530xi); 2006-2007 5 Series Wagon (530xi); 2007-2010 X5 SA
Risk: An electrical short can cause the PCV valve heater to overheat, increasing the risk of a fire while driving or, soon after driving when parked.
Fix: This recall supersedes and expands previous NHTSA recalls 17V-683 and 19V-273. Dealers will install an electrical wiring harness with fuse protection for the PCV Valve heater in potentially affected vehicles, free of charge. This recall supersedes and expands previous NHTSA recalls 17V-683 and 19V-273. Vehicles previously repaired under the prior recalls will need to come back for the new recall remedy. The remedy is currently being developed. Interim owner notification letters informing ow
Engine And Engine Cooling:exhaust System:emission Control:crankcase (Pcv) 2019-04-04 · campaign 19V273000 · 184,505 vehicles
Defect: BMW of North America, LLC (BMW) is recalling certain 2006 525i, 525xi, 530i, 530xi, 530xi Sports Wagon, 325i, 325xi, 325xi Sports Wagon, 330i, 330xi, Z4 3.0i and Z4 3.0si vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.
Risk: 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.
Fix: BMW will notify owners, and dealers will replace the PCV valve heater, free of charge. The recall began May 30, 2019. Owners may contact BMW customer service at 1-800-525-7417. Note: This recall is an expansion to recall 17V-683.
Service bulletins (51)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Service Brakes 2025-09-12 · B064925 · Other
brake disc return
Electrical System 2024-01-16 · B510819 · Service Bulletin/Repair Instructions
the basic conditions for initializing the power windows are not met.
Electrical System 2024-01-11 · B611305 · Service Bulletin/Repair Instructions
the electrical system of bmw vehicles has been subject to an ongoing development process over the last few years. this has led to increased demands being placed on the battery. this document covers important information for the dealer on how to handle ã¢ââdischarged batteryã¢ââ complaints.
Equipment:electrical 2022-09-01 · B662419 · Service Bulletin/Repair Instructions
vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column.
Steering: Steering Wheel/Handle Bar 2021-04-01 · B340414 · Service Bulletin/Repair Instructions
diagnosis of compound brake system complaints in m vehicles: 1. visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. braking from high speed with cold brake components (less than 212 degrees f) increases the likelihood of cracks to form.
Equipment Adaptive/Mobility 2020-10-01 · B611305 · Service Bulletin/Repair Instructions
discharged battery energy diagnosis must be performed: the electrical system of bmw vehicles has been subject to an ongoing development process over the last few years. this has led to increased demands being placed on the battery. this document covers important information for the dealer on how to
Showing the 6 most recent of 51 bulletins. Search all of them free at nhtsa.gov.
What owners report
2024-03-20 · Steering“the electronic steering has failed several times while driving. this makes it very difficult to maintain a lane and avoid other vehicles. this problem continues intermittently. thousands of z4 owners have reported the same issue in online forums.…”
2023-10-20 · Steering“in hot weather, the steering binds, making keeping the car in the correct lane extremely difficult. the car will dart from one side to the other. the car will be nearly impossible to keep in the correct lane.…”
2023-09-03 · Exterior Lighting“i have just found out that my 2006 bmw z4 convertible has serious wiring issues. the wires for example on my front headlights the insulation is falling off the and leaving bare wires. i am very concerned this could be a fire safety issue that could result in bare electrical wires shorting together and starting a car fire. my research shows tha…”
2023-04-11 · Steering“when the car gets hot (parked in the sun) the steering becomes knotchy or sticky and the car becomes difficult to control. no problems whatsoever when the car is cool or on a cooler day. this problem has been witnessed by a bmw technician and there are no warning lights. this appears to be a fairly common issues with these cars.…”
2022-09-16 · Engine And Engine Cooling · 50,000 mi“the contact owns a 2006 bmw z4. the contact received notification of nhtsa campaign number: 22v119000 (engine and engine cooling) however, the part to do the recall repair was not yet available. the contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. the contact stated that while driving at an undisc…”
2022-08-23 · Engine And Engine Cooling“the contact owns a 2006 bmw z4. the contact received a notification for nhtsa campaign number: 22v119000 (engine and engine cooling) however, the part to do the recall repair was unavailable. the dealer was made aware of the issue and confirmed that parts were not yet available. the manufacturer had been notified of the issue. the contact stated th…”
2022-06-15 · Engine · 120,000 mi“the contact owns a 2006 bmw z4. the contact stated that while operating the vehicle, the check engine warning light illuminated and the vehicle lost motive power and stalled. additionally, there was a burning odor on the inside and outside of the vehicle. the vehicle was taken to an independent mechanic who changed the engine spark plugs however, t…”
2022-05-17 · Engine And Engine Cooling · 52,000 mi“the contact owns a 2006 bmw z4. the contact stated that while at a complete stop at the traffic light, the vehicle overheated and stalled. the coolant temperature warning light illuminated. the contact waited for the vehicle to cool down and then restarted the vehicle and continued driving. the contact stated that the failure reoccurred several tim…”
2021-11-13 · Steering“the steering wheel gets hard, looks like power steering gets disabled automatically while driving, making it almost impossible to steer. this has started to happen after hot weather had started few months back. i have tried to reproduce this issue several times, but it happens randomly and not all the time. i don't drive the car much. but this is d…”
2021-08-12 · Steering“when the outside temperatures are warmer (mid 80's and above) the steering wheel will stick in the center position and require it to be jerked a bit to keep control. this occurs at all speeds, but does not seem to be the case when stopped. since it requires the steering wheel to be jerked to correct, it can cause the car to swerve. i have had the …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.