According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2008 Mitsubishi Outlander has 6 documented known issues, with 5 rated critical. The most serious are Cracked Accessory Belt Tensioner Can Strand the Outlander (Recall 18V069), 6B31 3.0L V6 Uses a Timing BELT, Not a Chain — Missed Interval Destroys Later Interference Engines ($700-$5,000 repair), Salt-Belt Front Cross Member Corrosion — Control Arm Detachment Recall (20V279), CVT Transmission Premature Failure ($3,000-$7,000 repair) and Engine Drive Belt Can Detach, Causing Battery Discharge and Stall (Recall 14V562000). Across all issues with published estimates, repair costs range from $600 to $7,000. DIY maintenance guides at au7o.io.