How are your light seals? I think I need a CLA soon
BTW, especially the more professional cameras built between the mid 50s and the mid 80s can be serviced in most cases. The more electronics the more trouble, and finding a repair shop ready to service the viscus of more modern cameras can be impossible.
Repair resources for any film camera are getting scarce. Puzzled why people believe there's an abundance of tech savvy for mechanical camera repair--if anything, the opposite is true.