Change your oil for 5W30 504.00 507.00
Anti freeze / Summer coolant 50/50 mix
Strengthen up washer fluid
Tops of outer door rubber felt seal holds water so freezes and sticks shut , apply silicone grease to prevent
Rain repellent to exterior glass and light lenses
Neat washing up liquid to interior glass and buff to prevent condensation
Spray White Lithium grease to door hinges etc and whilst you're at it lift the gearstick gaiter and spray the ball and socket joint
