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SIB 12 15 05: Thermostat overheating
Thermostat overheating on BMW E38/E63/E64/E65 and other models (1995–2005); BMW gives diagnosis and repair guidance.
BMW service bulletin · NHTSA ID 10032990 · Apr 2010 · also written SI B12 15 05, B121505
What it covers
A service bulletin tells BMW technicians how to diagnose or fix a known issue. It is not a recall: a repair under a bulletin is normally paid by the owner unless the car is still under warranty or a warranty extension applies.
Diagnosis of DME me 9.2 map thermostat fault 2EF4/279B. The service engine soon light illuminated. The engine does not overheat and the map thermostat operates properly.
Details
| Bulletin number | SIB 12 15 05 Also written: SI B12 15 05, B121505, 12 15 05, SIB-12-15-05, SI B121505 |
|---|---|
| NHTSA ID | 10032990 |
| Document IDs filed | SIB-12-15-05 |
| Type | Service bulletin |
| Date | |
| Models | 6 Series, 7 Series |
| Model years | 1995–2005 |
| Chassis | E38, E63, E64, E65, E66 |
| Engines | M62, M73, N62 |
| Component (NHTSA) | Electrical System Engine And Engine Cooling › Engine |
Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.
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Before you pay, check the VIN for recalls. Some failures are covered by a safety recall or a BMW warranty extension.
Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.