The 2003 BMW Z4 has 4 NHTSA recall campaigns affecting an estimated 16,635 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 460 complaints with NHTSA, most often about the steering. Last updated July 5, 2026.
Recall campaigns
AIR BAGS04V2470002004-05-2451 affected
Defect
ON CERTAIN PASSENGER VEHICLES, INCOMPATIBLE ELECTRONIC AIR BAG SYSTEM PROCESSORS MAY HAVE BEEN INSTALLED.
Consequence
IN THE EVENT OF A CRASH, AIR BAG DEPLOYMENT MAY NOT OCCUR, INCREASING THE RISK OF INJURIES TO THE DRIVER AND/OR FRONT PASSENGER.
Remedy
DEALERS WILL INSPECT AND, IF NECESSARY, REPLACE THE AIR BAG SYSTEM PROCESSORS. THE RECALL BEGAN JUNE 11, 2004. OWNERS SHOULD CONTACT BMW AT 1-800-831-1117.
ON CERTAIN PASSENGER VEHICLES, UNDER CERTAIN ENVIRONMENTAL CONDITIONS, A VAPOR LOCK IN THE FUEL PUMP COULD OCCUR CAUSING THE ENGINE TO STALL. IF THIS WERE TO HAPPEN, THE ENGINE WOULD NOT BE ABLE TO BE RESTARTED FOR APPROXIMATELY 15 TO 20 MINUTES.
Consequence
IF STALLING WERE TO OCCUR, THE DRIVER WOULD BE UNABLE TO MAINTAIN VEHICLE SPEED OR ACCELERATE, INCREASING THE RISK OF A CRASH.
Remedy
DEALERS WILL INSTALL A RESISTOR IN THE ELECTRICAL LINE POWERING THE FUEL PUMP IN ORDER TO PREVENT AN OCCURRENCE OF VAPOR LOCK. THE RECALL BEGAN MAY 11, 2004. OWNERS SHOULD CONTACT BMW AT 1-800-831-1117.
TIRES03V2140002003-06-09180 affected
Defect
ON CERTAIN VEHICLES EQUIPPED WITH 18" TIRES, IT IS POSSIBLE THAT THE TIRE HAS BEEN DAMAGED DURING THE MOUNTING PROCESS TO THE RIM.
Consequence
CONSEQUENTLY, A LOSS OF TIRE PRESSURE, OR A TIRE FAILURE, COULD OCCUR. DEPENDING ON TRAFFIC CONDITIONS AND THE DRIVER'S REACTIONS, THIS COULD LEAD TO A CRASH.
Remedy
DEALERS WILL UNSEAT THE TIRE FROM ITS RIM, INSPECT FOR ANY DAMAGE, AND THEN RESEAT THE TIRE TO ITS RIM. IF INSPECTION REVEALS THAT A FRONT TIRE HAS INCURRED DAMAGE DURING THE MOUNTING PROCESS, IT WILL BE REPLACED. OWNER NOTIFICATION BEGAN JULY 14, 2003. OWNERS SHOULD CONTACT BMW AT 1-800-831-1117.
SEAT BELTS03V0320002003-02-042,635 affected
Defect
ON CERTAIN PASSENGER VEHICLES, THE CONNECTION OF THE SAFETY BELT BUCKLE TO THE STEEL ROPE OF THE TENSIONER DOES NOT MEET BMW SPECIFICATIONS. IN SEVERE FRONTAL CRASHES, THIS CONNECTION CAN DETACH.
Consequence
IF THE CONNECTION DETACHES, THE PROTECTION PROVIDED BY THE SAFETY BELT IS LIKELY TO BE IMPAIRED, AND SERIOUS INJURIES TO THE DRIVER AND/OR FRONT PASSENGER COULD OCCUR THAT MIGHT OTHERWISE BE MITIGATED.
Remedy
DEALERS WILL INSPECT BOTH FRONT SAFETY BELT TENSIONER AND BUCKLE ASSEMBLIES, AND IF NECESSARY, REPLACE THESE PARTS. OWNER NOTIFICATION BEGAN MARCH 19, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD…
Complaints by component
STEERING
326
2crashes
AIR BAGS
27
1crashes1injuries
ELECTRICAL SYSTEM
13
1crashes
STEERING:ELECTRIC POWER ASSIST SYSTEM
10
ENGINE AND ENGINE COOLING:ENGINE
6
VEHICLE SPEED CONTROL
6
2crashes
ENGINE AND ENGINE COOLING
5
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
4
UNKNOWN OR OTHER
4
AIR BAGS:FRONTAL
3
Total complaints460
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Steering is binding up, very hard to steer and control. Car starts out running fine after parked in hot weather and restarted it is almost uncontrollable. Looking for corrective action. Only 39,920 miles on car. Would like to use it or sell it, can do neither in current condition. Steering column…”
“When outside temp is 80degrees or higher it becomes difficult to maintain the vehicle in the correct driving lane due to a stickyness in the steering wheel. I will not allow anyone to drive the vehicle when the temp is over 80 degrees ... Sucks to have a convertable that you can't drive in warm…”
“Dealer sold me a car and the next day the car no turn on engine and have a full leaking under”
“My girlfriend, [xxx] , purchased a used 2003 bmw z4 2.5i. It is pristine with 47k original miles. Always maintained, garaged and never driven in foul weather. I, [xxx] , drove it home for her and noticed the steering to be "sticky". This showed on the highway traveling at 65 mph. It was very…”
“Upon starting the car, power steering does not work making car unmanueverable.”
“The contact owns a 2003 bmw z4. The contact stated that the coolant warning light illuminated. The contact then stated that she noticed smoke underneath the hood of the vehicle. The contact stated that upon inspecting the vehicle, she noticed a leak on the ground located near the rear…”
“The contact owns a 2003 bmw z4. The contact stated that the coolant warning light illuminated. The contact then stated that she noticed smoke underneath the hood of the vehicle. The contact stated that upon inspecting the vehicle, she noticed a leak on the ground located near the rear…”
“Sticky steering steering wheel hard to turn and stops intermittently when outside temperature is hot”
Defect investigations
InvestigationPE10020 Opened 2010-06-28 · closed 2011-06-28
Sticky Steering
ODI has evaluated the sticky steering condition, which included reviews of complaints and warranty claims, interviews and surveys of owners of complaint vehicles, road tests of complaint vehicles, and a review of BMW's engineering and test data.ODI found the sticky steering condition does not result in a significant…
InvestigationPE10020 Opened 2010-06-28 · closed 2011-06-28
Sticky Steering
ODI has evaluated the sticky steering condition, which included reviews of complaints and warranty claims, interviews and surveys of owners of complaint vehicles, road tests of complaint vehicles, and a review of BMW's engineering and test data.ODI found the sticky steering condition does not result in a significant…
InvestigationPE10020 Opened 2010-06-28 · closed 2011-06-28
Sticky Steering
ODI has evaluated the sticky steering condition, which included reviews of complaints and warranty claims, interviews and surveys of owners of complaint vehicles, road tests of complaint vehicles, and a review of BMW's engineering and test data.ODI found the sticky steering condition does not result in a significant…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2003 BMW Z4 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.