My 1994 Chevy G 20 needs an a/c charge,how much refridgerant?

My 94 chevy g 20 has a coolant leak and the a/c needs a charge ,how much refridgerant will it hold?
Bob Mullis, April 2007


done
On most GM models the amount of charge is on the top of the blower housing or accumulator

bg, April 2007