Service bulletins for the 2021 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.
1325 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Driveshaft are shown. Show all
| S2121000014 | 2022-09-26. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; UNKNOWN OR OTHER. Service 4WD Message Illuminated. Diagnostic Trouble Code (DTC) C1472-92 ? Transfer Case Clutch Control ? Performance or Incorrect Operation. |
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| 11-003-21 | 2022-08-22. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT; STRUCTURE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. Flutter or Rattle Noise From Under the Vehicle - Exhaust Body Heat Shields This bulletin involves replacing all four exhaust heat shields specified in this bulletin. The customer may describe a rattle from underneath the vehicle. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.