2024 Nissan Pathfinder: Whine grind sound when kicks on
Common wear/failure (not a recall)
Symptoms
Owners of the 2024 Pathfinder report: whine grind sound when kicks on. CarComplaints.com lists 1 owner complaints, average mileage 4,000 miles.
NHTSA has 4 owner complaints for the 2024 Pathfinder in this area. Examples:
- NHTSA complaint ODI #11747637 (filed 07/01/2026): “There are 2 antifreeze lines going to the back of the vehicle, they are to cool the 3rd row seats using air conditioning. both lines were incorrectly designed so they have a repetitive failure rate of 100%. both lines failed in march of 2025 and were replace…”
- NHTSA complaint ODI #11744044 (filed 06/14/2026): “Air conditioner , leak due to faulty orings . resulting in no cold air and a severe leak refrigerate leak.…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Opening the A/C system requires refrigerant recovery equipment, and US EPA Section 609 certification is required to service vehicle A/C for compensation. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- CarComplaints.com: Whine grind sound when kicks on (2024 Pathfinder)
- NHTSA complaints API, 2024 Pathfinder
Page last updated .