2008 BMW Z4 Problems, Complaints & Recalls

Source: NHTSA · Updated Aug 25, 2025 · 19 owner complaints analyzed

Compared with other Z4 years
Far more complaints than other years 8th of 21 for complaints
NHTSA crash rating
Not rated

Owners have filed 19 complaints with NHTSA about the 2008 BMW Z4. That ranks 8th out of 21 Z4 model years for complaints. The most reported problem area is air bags (8 complaints, 42%), typically at around 65,000 miles. There are 2 safety recalls covering this model year.

BMW Z4
BMW Z4, Mondial Paris Motor Show 2018. Representative photo; appearance varies by model year. Photo: Matti Blume, CC BY-SA 4.0, via Wikimedia Commons.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2008 BMW Z4 problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Air Bags8 · ~65,000 mi
Steering5 · ~52,010 mi
Electrical System2 · ~30,950 mi
Engine and Engine Cooling2
Engine1
Seats1
Service Brakes1
Vehicle Speed Control1 · ~75,000 mi
Wheels1 · ~35,129 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Air Bags842%65,000——
Steering526%52,010——
Electrical System211%30,950——
Engine and Engine Cooling211%———
Engine15%———
Seats15%———
Service Brakes15%———
Vehicle Speed Control15%75,000——
Wheels15%35,129——

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2016, with 4 complaints
2011: 1201112012: 1201212013: 1201312014: 2201422016: 4201642018: 3201832019: 3201932020: 1202012021: 1202112022: 1202212025: 120251

n = 19 complaints · Source: NHTSA

2008 BMW Z4 recalls (2)

Tap a recall to see the problem, the risk and the fix.

Engine and engine cooling:exhaust system:emission control:crankcase (pcv)Mar 2, 2022 · NHTSA campaign 22V119000 · 917,106 vehicles

Problem: 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 SAV (X5 3.0si, X5 xDrive30i); 2006-2008 Z4 Coupe (Z4 3.0si); and 2006-2011 Z4 Roadster (Z4 3.0i, Z4 3.0si, Z4 sDrive30i) vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.

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 owners of the safety risk were mailed on April 1, 2022. Owner notification letters were mailed on July 22, 2022. Owners may contact BMW customer service at 1-800-525-7417.

Engine and engine cooling:exhaust system:emission control:crankcase (pcv)Oct 30, 2017 · NHTSA campaign 17V683000 · 740,561 vehicles

Problem: 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.

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. 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.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

This complaint is regarding a large number of 2008 BMW cars exhibiting the ABS failure light. Mine is a Z4 with @ 65K miles and was diagnosed by a certified mechanic as the ABS module failure - a high ($3000-$4000) cost repair. If you use this search term - "how common is bmw 2008 ABS module…

Service Brakes · received Aug 25, 2025 · NHTSA complaint 11682989

The contact owns a 2008 BMW Z4. The contact received notification of NHTSA Campaign Number: 22V119000 (Engine and Engine Cooling) however, the part to do the recall repair was unavailable. The local dealer was contacted and confirmed that the part was not yet available. The contact stated that the…

Engine and Engine Cooling · received Oct 4, 2022 · NHTSA complaint 11487839

Idling in gear (automatic transmission) at a drive thru. Car suddenly tried to accelerate. Put car in park and engine continued to increase to max rpms. I shut off the engine at the ignition. Restarted engine and idled normally.

Vehicle Speed Control · received Apr 28, 2021 · NHTSA complaint 11414264

Tl* the contact owns a 2008 bmw z4. The contact stated that for several months the air bag warning indicator was flashing. The contact stated that the air bag warning light was constantly illuminated. The vehicle was not taken to the dealer or an independent mechanic for a diagnostic test. The…

Air Bags · received Mar 9, 2020 · NHTSA complaint 11316959

Recently purchased a 2008 bmw z4. After a week of ownership the airbag light came on. Fault code points to the passenger seat occupancy sensor oc3. Bmw issued a 15 year extended warranty to many bmw models including the 2006 and 2007 z4 with comfort seats, but not to the 2008 model. This repair…

Air Bags · received Nov 26, 2019 · NHTSA complaint 11282391

Other BMW Z4 years

← 2007 Z4 · 2009 Z4 →

See all BMW Z4 problems by year, every BMW model, or the BMW VIN decoder.

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Frequently asked questions

What are the most common problems with the 2008 BMW Z4?

Owners most often report air bags, steering, electrical system problems. The top one, air bags, accounts for 8 complaints.

Was there a recall on the 2008 BMW Z4?

Yes, 2 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2008 BMW Z4 a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Z4 model years, the 2008 has far more complaints than most years. Always get a pre-purchase inspection and check the VIN for open recalls.