Re: What would you do with a 1983 Volvo 240 GL...
You didn't say if you just acquired the car or have had it a while so
assuming it's new to you...
A tune up is nice.
While you're in there doing the water pump and timing belt, replace all
the belts, hoses, filters, fluids, cap, rotor, and wires, and thermostat.
If the radiator is the least bit questionable, replace it. It's easier
to do most of the above with it out anyway.
Check (replace as required) Tires, brakes, U joints, suspension
bushings, shocks, rod ends, motor and tranny mounts, exhaust system.
Go through the fuse box and clean the corruption off the fuse sockets.
Get some extra fuses.
Put a headlight relay in it. The headlight switch in my '83 failed one
night as I was leaving work. Drove it home on the high beam flasher.
If it had crapped the prior weekend, I'd have been spending the night in