2019 Jeep Grand Cherokee: A/C leaking-hissing sound
Common wear/failure (not a recall)
Symptoms
Owners of the 2019 Grand Cherokee report: a/c leaking-hissing sound. CarComplaints.com lists 1 owner complaints, average mileage 8,300 miles.
NHTSA has 6 owner complaints for the 2019 Grand Cherokee in this area. Examples:
- NHTSA complaint ODI #11658234 (filed 05/01/2025): “My vehicle currently has only 23,493 miles on it. during the last 6 years it has intermittently refused to shift out of the lowest gear when i started to drive off. i then have to come to a complete stop, shift out of gear and back into gear in order to driv…”
- NHTSA complaint ODI #11613383 (filed 09/09/2024): “Circulate button will automatically cause the heat and/or ac to blow full blast while vehicle is in drive/motion randomly. the only way to stop this from happening is to stop vehicle turn off engine and restart and instantly using screen to “off” option for no…”
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.
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