Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 99 Civic LX – How many AC components to replace when metal shavings seen › 99 Civic LX – How many AC components to replace when metal shavings seen August 13, 2019 at 3:08 am #894226 BillyParticipant Gauge manifolds and vacuum pumps can often be borrowed from auto parts stores. If not, gauge manifolds are cheap, and vacuum pumps are cheaper than paying someone to do it for you.