See also:

Tire Chains
Tire chains may be installed on all models except the Sahara and Rubicon. Install chains on rear tires only. Follow these recommendations to guard against damage and excessive tire and chain wear ...

Media Center 730N/430/430N (RHR/RER/RBZ/RHB) CD/DVD/HDD/NAV — If Equipped
NOTE: The sales code is located on the lower right side of the unit’s faceplate. Refer to your Uconnect™ Multimedia RHR, RER, RBZ or RHB user’s manual for detailed operating instructions. ...

Adding Fluid
Fluid should be added only at filler hole until fluid begins to run out of the hole. ...