Quote:
Originally Posted by Forward1
Is the port on the metal line running from the firewall on the top of the engine?
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Correct for low side. High side port is over by the accumulator.
Note: GM per TSB upped the amount of R134a refrigerant to install. The old figure in pounds listed on the data plate is no longer valid. Let us know what the data label reads and we'll give you the updated amount.