2009 Nissan Pathfinder POWER TRAIN,ENGINE
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
MY 2009 NISSAN PATHFINDER (AFTER THE WARRANTY RAN OUT), STARTED HAVING ISSUES WITH THE TRANSMISSION AND OVERHEATING. LO AND BEHOLD WE HAVE AN ISSUE WHERE THE RADIATOR AND TRANSMISSION FLUID IS MIXING. THIS APPEARS TO BE THE SAME PROBLEM OTHERS HAVE REPORTED AS A FAILED TRANSMISSION FLUID COOLER INTEGRATED IN THE RADIATOR THAT ALLOWED ENGINE COOLANT TO MIX WITH AND CONTAMINATE THE AUTOMATIC TRANSMISSION FLUID. THERE WERE NO WARNING SIGNS LEADING UP TO THE FAILURES OTHER THAN A SUDDEN JOLT OF THE VEHICLE LIKE THE TRANSMISSION WAS SLIPPING. THIS ALWAYS HAPPENS WHILE THE VEHICLE IS MOVING AT SLOW AND HIGH SPEEDS.
THE DEFECT IN THE RADIATOR CAUSED THE ANTIFREEZE AND OIL TO MIX. IT THEN MIXED WITH THE TRANSMISSION FLUID. THAT WAS FIXED BY A REPAIR SHOP. NOW THE TRANSMISSION HAS SLIPPED OUT BECAUSE OF THE MIXTURE OF THE THREE FLUIDS. *TR
Trend Over Time
Complaints by year
Other Issues
Common problems reported
Quick Summary
The 2009 Nissan Pathfinder has 2 POWER TRAIN,ENGINE complaints on file. Review the timeline above for detailed owner experiences.