NHTSA lists 3 safety recalls covering the 2006 Nissan Altima. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
Engine and Engine CoolingNov 2007 · NHTSA campaign 07V527000
On certain passenger vehicles equipped with a 2.5l engine, the crankshaft position sensor can overheat causing a brief interruption in the signal output from the sensor.
Risk: If the interruption in the signal from the crankshaft position sensor is so brief that the electronic control module (ECM) logic does not have time to diagnose the condition, the engine may stop running without warning while the vehicle is
Engine and Engine CoolingJun 2006 · NHTSA campaign 06V223000
Certain passenger vehicles equipped with 2.5l engines may experience excessive engine oil consumption as a result of improper performance of the piston rings.
Risk: If the oil is not maintained at least at the minimum level, engine damage can occur and in extreme cases result in an engine fire.
SuspensionFeb 2006 · NHTSA campaign 06V046000
On certain vehicles, the rear subframe may have been manufactured incorrectly, which could result in a crack in a bracket which holds part of the rear suspension.
Risk: If the bracket is cracked, the stability of the vehicle may be affected under severe driving conditions. This could lead to a loss of control of the vehicle which could result in a crash.