Freeing a frozen door lock
To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the remote keyless entry keyfob (if so equipped).
See also:
Clearing the programmed information
Individual buttons cannot be cleared, however to
clear all programming, push and hold the two
outside buttons and release when the indicator
light begins to flash (in approximately 20
seconds) ...
Safety
The Sentra received a Good overall rating — the highest possible score — in
the Insurance Institute for Highway Safety's frontal-offset and side-impact
crash tests. It received the next-best s ...
Push starting
Do not attempt to start the engine by pushing.
Continuously Variable Transmission
(CVT) models cannot be push-started
or tow-started. Attempting to do so may
cause transmission damage. ...