See also:

Cleaning
If your windshield is not clear after using the windshield washer or if a wiper blade chatters when running, wax or other material may be on the blade or windshield. Clean the outside of the winds ...

Troubleshooting guide
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Two-Wheel Drive (2WD) models
Two-Wheel Drive (2WD) models NISSAN recommends that your vehicle be towed with the driving (front) wheels off the ground or place the vehicle on a flat bed truck as illustrated. - Never ...