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International Automotive Technicians Network
Re: AC hose replacement and oil adding to the system
Posted to HVAC Forum on 7/7/2025 1 Reply

Hi Gene,

That is an age-old problem and concern with automotive A/C systems. Some people would not add any oil and just replace the line or fitting O-rings as needed to repair the system and recharge it.

On the other hand, some people will add an ounce or ... Login to read more.

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