overheating it would. Or if it was stick not being in the right gear
trying to find the system causing it would help, if the air intake or filter was so clogged it couldn't suck air it could stall, and low fuel pressure could also make it stall rather slowly. Bad electrical connections could cause a quicker stall.
does my 1996 pontiac ga stall out in park
The thermostat control engine temperature. If it fails the engine can run hot or cold - that would happen long before over-heating caused the engine to stall.
Why would it stall or almost stall in Reverse but not in Drive? How long since it's received a tune-up and thorough check-up? How is the compression?
clutch
That would be a wing stall, or just, 'stall'. This kind of stall has nothing to do with the aircraft's engine, if it has one.
If you have a loose spark plug, your car will not stall unless maybe your engine has 3 cylinders. If you have a 6 or 8 cylinder engine you would just loose some power and your engine would run a little rough.
After replacing minor components that would cause the vehicle to stall such as the fuel filter. Advance the ignition timing a few degrees and the engine will run better and there will be no more stall.
Driving through flood water would cause the ignition to fail and stall the engine.
your engine will stall. When you try to restart the engine, it will stutter and stall again.
Had a Jeep in the shop here with that problem last week and it turned out to be low fuel pressure. Try running a fuel pressure test. The Jeep would idle ok but when you tried to accelerate the engine would stall.
Fuel Pressure Regulator - would do that -
BUst your windows, pop your tires, stall your engine