The problem
BMW is recalling certain model year 2009-2012 X5 xDrive 35d SAV diesel vehicles manufactured September 1, 2008, through November 15, 2012. The engine belt idler pulley bolt could loosen and break over time.
The risk
If the engine belt idler pulley bolt breaks, the vehicle may unexpectedly lose power-assisted steering, increasing the risk of a crash.
The fix
BMW will notify owners, and dealers will replace and tighten the idler pulley bolt. The recall began on January 15, 2013. Owners may call BMW at 1-800-525-7417 or email BMW at CustomerRelations@bmwusa.com.
Recall details
| NHTSA campaign | 12V-550 (12V550000) |
|---|---|
| Manufacturer | BMW of North America, LLC |
| Component | Engine and engine cooling › Engine › Diesel |
| Report date | November 27, 2012 |
| Owners notified | January 15, 2013 |
| Vehicles affected | 29,800 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the engine & cooling
Frequently asked questions
Is the recall 12V-550 repair free?
Yes. BMW dealers will fix the problem at no cost: BMW will notify owners, and dealers will replace and tighten the idler pulley bolt. The recall began on January 15, 2013. Owners may call BMW at 1-800-525-7417 or email BMW at CustomerRelations@bmwusa.com.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 29,800 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.