Most-reported problems

Across 39 owner complaints filed on the 1999 BMW Z3

• Structure28%
• Air Bags26%
• Power Train23%
• Seat Belts18%
• Suspension15%
• Electrical System5%

Share of complaints naming each system — a signal of what owners report most on this model, not a failure rate. The denominator is people who filed a complaint, not every owner. Complaints are filed with the US regulator; the same models are sold in Canada.

Safety recalls

3 campaigns issued by the manufacturer

• Exterior Lighting

  CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

  Campaign 06E026000

• Power Train · Driveline · Differential Unit

  VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE REAR AXLE DIFFERENTIAL MAY CONTAIN RING GEAR BOLTS THAT WERE INCORRECTLY TORQUED DURING ASSEMBLY. THE BOLT OR BOLTS COULD LOOSEN LEADING TO NOISE FROM THE DIFFERENTIAL.

  Campaign 99V272000

• Electrical System · 12v/24v/48v Battery · Cables

  VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE NUT THAT SECURES THE MAIN POSITIVE CABLE TO THE POSITIVE BATTERY TERMINAL CLAMP WAS NOT TIGHTENED PROPERLY, ALLOWING THE CABLE TO LOOSEN OVER TIME. IF THIS OCCURRED, THE CABLE COULD ULTIMATELY LOOSEN TO THE POINT WHERE ELECTRICAL CONTINUITY COULD BE INTERRUPTED.

  Campaign 98V275000

Recall campaigns are manufacturer-issued and fixed free of charge. This is the US campaign set matched by year, make and model — it is not a check against a specific VIN, and Canadian campaigns may differ.