2009 BMW X5 Problems: 3 Known Issues
2009 model year · 690+ owner reports · Updated August 2026
According to Au7o's analysis of 690+ owner reports, the 2009 BMW X5 has 3 documented known issues, with 2 rated critical. The most serious are E70 Rear Air-Supply Unit: Diagnose the Self-Leveling System First ($1,000-$3,000 repair) and E70 N62 Coolant Transfer Pipe Leak (Pressure-Test First) ($1,500-$3,500 repair). The most commonly reported issue is E70 Rear Air-Supply Unit: Diagnose the Self-Leveling System First with 380 owner reports. Across all issues with published estimates, repair costs range from $100 to $3,500. DIY maintenance guides at au7o.io.