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Service bulletins for the 2022 Jeep Grand Cherokee

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1166 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Cooling system are shown. Show all

Bulletins, newest first
91002122023-10-30. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. PUMP Water For 2016-2024MY 3.6L Pentastar Upgrade with suspected coolant leak. PRIOR TO PERFORMING ANY WATER PUMP REPLACEMENT, PROCEED WITH INSPECTION INSTRUCTIONS FROM THE LATEST VERSION OF STAR ONLINE PUBLICATION S2307000002. Please submit pictures of the leak area thru the DIDI process outlined in the STAR Online document. NOTE: Some coolant residue may be found at the water pump weep hole plug area which may be normal, but coolant should not be dripping from this location. If unsure about, use the Pressurized Coolant System Inspection process as found in the Dealer Connect Cooling Diagnosis and Testing Procedures.
S22240000032023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. AC Does Not Blow Cold (Rev. A not indicated on final document)
TSB08043222023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. AC Does Not Blow Cold
S21080002092022-06-27. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. Multiple Electrical Concerns, Reduced Cooling Fan Speed, Start Stop Does Not Work Intermittently, EPS Steering Warning Message, Check Engine Lamp On, Discharged Battery, No Start, Drained AUX Battery
90045402022-06-27. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; EQUIPMENT. Cooling Fan Module For concern of Fan inoperative or excessive noise with or without DTC P0480. Before replacing the Fan Module, perform the WiTech fan actuation at 50% duty cycle; if fan operates follow appropriate diagnostic procedures for intermittent operation rather than replacing the fan module. For additional assistance, please contact FCA Redacted Content. If no response after 15 minutes proceed with repair.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.