I am reasonably adept at mechanics and have performed routine
maintenance on a number of my vehicles over the years. However, for
my own prior 4 Bimmers I always used professional services.
Someone asked me to replace the thermostat in their 94 525 and I need
to know if its reasonably doable? Other than draining the coolant and
using sealer when reassembling, are there any "tricks" to performing
Thanks in advance all.