2 Pack FC-280SC-20150; Quality ELV/ ESL Motor Steering Lock Wheel Motor for Audi Q5 Q7 A6 A4 Q3 A3 Porsche Cayenne VW Touareg Peugeot, BMW, Mercedes Benz ML/GL/R and other series; Package Included: 2x Miniature DC Motors; Compatible with: Toyota, Lexus, KIA, HyUNDAI,Subaru, VW, Renault, Land Rover, Mercede, Audi, BMW, Fiat, Mazda, Nissan, Porsche (I)Why need Change motor? (I)1. After locking car by remote control, the door won't lock properly, because the motor has gone bad, it has stopped working. (I)2. When the car door lock sometimes work , sometimes get stuck, or remote control can sometimes open, sometimes fixed card in the Middle, then press the remote control several times to open; ageing motor, motor torque has become smaller, motor power is not lock pieces of gear. (I)3. When driving in the car, after the door lock, door locks has problem that door can be opened. (II)Professional advice: (II)1. Door lock Assembly easy to repair it? Locked inside the motor can change? Locking block Assemblies are fixed by screws, so they can be easily opened using a screwdriver, replace the motor and put it back together; (II)2. Replace motor or directly changed the locks block Assembly which is better? Original locking block Assembly parts are more than $150, and a motor less than 10 times. Replace the motor and you will get an original locking block Assembly with a new motor, renewed motor like changing batteries, because the carbon brushes of the motor service life has expired. Symptoms, when the car door can sometimes lock, sometimes won't lock, sometimes open and sometimes will not open, motor age, motor carbon brush wear is too large, motor torque has become smaller, motor power is still locked inside the spring. After the remote-controlled lock and then unlock, problematic lock blocks, can't open the door from the outside, it can be opened from the inside, left key can open the front door.