2011 BMW Z4
The Verdict
Worst problem area
Engine
Engine leads by volume: 17 of 46 complaints (37%) mention it.
Complaints filed rose from 10 in 2010 to 46 in 2011.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2009 | 2010 | 2011 | 2012 | 2013 | vs. 2011 Two Seaters |
|---|---|---|---|---|---|---|
| Annual fuel cost ($) | 3,500–3,900 | 3,500–3,900 | 3,500–4,100 | 2,850–4,100 | 3,000–4,100 | |
| Combined MPG | 20–22 | 20–22 | 19–22 | 19–27 | 19–26 | |
| City / Highway MPG | 17–19 / 24–29 | 17–18 / 24–28 | 17–19 / 23–28 | 17–23 / 23–34 | 17–22 / 23–33 | |
| CO₂ tailpipe (g/mi) | 404–444 | 404–444 | 404–468 | 329–468 | 340–458 | |
| Complaints filed | 22 | 10 | 46 | 5 | 7 | |
| Recalls issued | 4 | 5 | 6 | 4 | 3 | |
| Crash-involved complaints | 1 | 0 | 1 | 0 | 2 | |
| Fire-involved complaints | 0 | 0 | 0 | 0 | 0 | |
| Injuries reported | 0 | 0 | 0 | 0 | 0 | |
| Deaths reported | 0 | 0 | 0 | 0 | 0 | |
| Configurations compared | 4 | 4 | 5 | 5 | 5 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2011 BMW Z4 have?
6 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2011 BMW Z4?
Engine: 17 of 46 NHTSA complaints (37%) mention it.
What gas mileage does the 2011 BMW Z4 get?
EPA rates it 19–22 MPG combined across 5 configurations.
How much does it cost to fuel a 2011 BMW Z4?
EPA estimates $3,500–$4,100 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (5)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Manual 6-spd | 6 | 3.0L | Rear-Wheel Drive | Premium | Two Seaters | 19 mpg (high) | 28 mpg (high) | 22 mpg (high) | $3,500 (low) | 404 g/mi (low) |
| Configuration 2 | Automatic (S6) | 6 | 3.0L | Rear-Wheel Drive | Premium | Two Seaters | 18 mpg | 28 mpg (high) | 22 mpg (high) | $3,500 (low) | 404 g/mi (low) |
| Configuration 3 | Manual 6-spd | 6 | 3.0L | Rear-Wheel Drive | Premium | Two Seaters | 19 mpg (high) | 26 mpg | 21 mpg | $3,700 | 423 g/mi |
| Configuration 4 | Automatic (S7) | 6 | 3.0L | Rear-Wheel Drive | Premium | Two Seaters | 17 mpg (low) | 23 mpg (low) | 19 mpg (low) | $4,100 (high) | 468 g/mi (high) |
| Configuration 5 | Automatic (S7) | 6 | 3.0L | Rear-Wheel Drive | Premium | Two Seaters | 17 mpg (low) | 23 mpg (low) | 19 mpg (low) | $4,100 (high) | 468 g/mi (high) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 17 | 0 | 0 | 0 | 0 |
| Transmission & Drivetrain | 2 | 0 | 0 | 0 | 0 |
| Fuel System | 2 | 0 | 0 | 0 | 0 |
| Electrical | 3 | 0 | 0 | 0 | 0 |
| Brakes | 6 | 1 | 0 | 0 | 0 |
| Steering | 13 | 0 | 0 | 0 | 0 |
| Suspension, Wheels & Tires | 10 | 1 | 0 | 0 | 0 |
| Airbags & Restraints | 0 | 0 | 0 | 0 | 0 |
| Driver Assistance & Speed Control | 0 | 0 | 0 | 0 | 0 |
| Body, Seats & Latches | 0 | 0 | 0 | 0 | 0 |
| Visibility & Lighting | 0 | 0 | 0 | 0 | 0 |
| Other | 2 | 0 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (6)
ENGINE AND ENGINE COOLING:ENGINE · Campaign 23V707000 · Oct 20, 2023
Defect: BMW of North America, LLC (BMW) is recalling certain 2010-2012 1 Series Coupe, 1 Series Convertible, 3 Series Sedan, 3 Series Convertible, 2010-2011 3 Series Sportswagon, 3 Series Coupe, 5 Series Sedan, X3 xDrive 28i, X3 xDrive 30i, X5 xDrive30i, and Z4 sDrive30i vehicles. The aluminum bolts that secure the housing for the variable camshaft timing adjustment (VANOS) unit can loosen over time and possibly break.
Consequence: Loose or broken VANOS unit bolts can result in an engine stall, increasing the risk of a crash.
Remedy: Dealers will replace the four VANOS bolts, free of charge. Interim letters notifying owners of the safety risk are expected to be mailed December 18, 2023. Owner notification letters were mailed June 19, 2024. Owners may contact BMW customer service at 1-800-525-7417.
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV) · Campaign 22V119000 · Mar 3, 2022
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 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.
Consequence: 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.
Remedy: 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) · Campaign 17V683000 · Oct 30, 2017
Defect: 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.
POWER TRAIN:DRIVELINE:CONSTANT VELOCITY JOINT · Campaign 17V067000 · Feb 3, 2017
Defect: BMW of North America, LLC (BMW) is recalling certain 2011-2012 135i Coupe, 1 Series M Coupe and 135i Convertible vehicles, 2011 Z4 sDrive 35i, 335i, 335d, 335i Coupe, 335is Coupe, 335i Convertible, 335is Convertible, 535i, 535i xDrive, 535i Gran Turismo and 550i xDrive Gran Turismo vehicles and 2012 740i and 740Li vehicles. The rear driveshaft constant velocity (CV) joint on the affected vehicles may fatigue and break.
Consequence: If the CV joint breaks, the vehicle may have a loss of propulsion, increasing the risk of a crash.
Remedy: BMW will notify owners, and dealers will inspect the rear driveshaft CV joint and, based on its production date, will replace it, free of charge. The recall began April 21, 2017. Owners may contact BMW customer service at 1-800-525-7417.
ENGINE AND ENGINE COOLING:ENGINE · Campaign 14V176000 · Apr 14, 2014
Defect: 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; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS · Campaign 13V044000 · Feb 12, 2013
Defect: 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 CustomerRelations@bmwusa.com.