What a great little car. But has a few problems, does not heat up. seems thermostat not to strong, opens to quickly. Has any one fitted an in line stat?

Key fob will not open doors/ close doors, Has any one fitted an after market remote system (hawk). If it is possible ?

Mine is a disability high. On the parcel shelf above my head there is somthinh missing in the centre, can any one help, please.