Having problems with your 1992 Buick Riviera ?
Where are the ac hook up to add freon - 1992 Buick Riviera
Look under the air cleaner box,or it will be near the fire wall on passengers side .Look for the large ac line coming from the ac compressor,and follow it towards the firewall,it will be there,Rate this please if it was at all helpful,thank you.
Repair Help & Product Troubleshooting for 1992 Buick Riviera
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