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Your 1999 Oldsmobile air conditioning air compressor can be found on the left-hand side of the engine. You can fill the system with Freon through the low pressure port.
there is no low side it has to be serviced with a recovery machine high side only info via www.alldatapro.com
the low side hose is the one that is bigger
The 1993 Honda Accord low side Freon fill port will be on the air conditioner compressor. The air conditioner compressor will be on the left-hand side of the engine.
the low pressure line is always the biggest diameter line hooked to the compressor. should be a fitting that looks like a valve stem on that line.
The low side is on the accumulator and the high side is on the discharge line......
The low side line, pass. side.
The AC low side port on a 1999 Cadillac DeVille is against the firewall. It is on the larger of the two hoses going to the AC compressor.
Low on coolant. Stuck open thermostat. Partially blocked heater core.
Fix the leak, and fill the coolant.
usually the "fatter" hose is the low side its is the smaller port of the 2
it is on the A/C Condenser