Service bulletins for the 2015 BMW Z4
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
80 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| B840214 | 2018-05-14. Service bulletin. ELECTRICAL SYSTEM. ConnectedDrive/BMW Assist System Diagnosis Information |
|---|---|
| B010116 | 2018-05-14. Service bulletin. ENGINE AND ENGINE COOLING. N20 Engine Coolant Thermostat: Limited Warranty Extension to 10 Years/120,000 Miles |
| B110115 | 2018-04-23. Service bulletin. ENGINE. Engine Oil Quick Reference Chart and Drain Plug Torque: The current version of ISTA/D has an error in the engine oil capacity specification for all vehicles with the N63R engine and xDrive. |
| SIB-24-02-15 | 2015-10-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION. BMW: ON TRANSMISSION SIDE, IN SOME VEHICLES, THE TRANSMISSION FLUID IS LEAKING AROUND THE AREA OF THE OIL COOLER LINES CAUSING UNFAVORABLE COOLING LINE CONNECTION TOLERANCES TO DAMAGE O RINGS. MODEL E84 (X1), E89 (Z4), F22 & 23 (2 SERIES), F30 & 31 (3 SERIES), F32 & 33 (4 SERIES), F34 (GRAN TURISMO), F36 (GRAN COUPE). *PE |
| SIM-65-02-15 | 2015-09-26. Service bulletin. EQUIPMENT. BMW: THE CHROME MATERIAL ADHESION IS POOR AND CAUSES CHROME RING TO PEEL ON IDRIVE CONTROLLER AND NEEDS TO BE REPLACED. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.