Excessive freon may cause the compressor to"slug" (Seize)
4 pounds
How much freon does 99 Tahoe with rear ac hold
could have too much freon in it -air could be going thru heater coil- no air flow thru condensor
To put freon in an AC unit, you need to first locate the service valve on the unit. Then, attach a charging hose to the valve and connect it to a freon tank. Open the valve on the tank to allow freon to flow into the AC unit. Be sure to follow safety guidelines and regulations when handling freon.
Refer to your manual or call the manufacture for the proper information.
Too much refrigerant can do it, yes. System pressures get extremely high on both sides of the AC system when it is overcharged.
Connect a freon gauge and the freon can to the low side ac port. With the ac running on high and the engine running, open the freon. Let it flow until the gauge shows that the system is full.
Freon is added through the low side ac port. A gauge is recommended to check the Freon pressure, as too low or too high pressure can cause the ac not to work properly.
Yes
you need to put the freon in the low side, should be the smallest cap on the ac system
It takes R 134-a freon.
With the Freon and gauge connected to the low side ac port, start the engine. Turn ac on high, and add Freon till the gauge shows full.