• How do I know if my compressor is on?
• How do I locate my low pressure port?
• How do I find a leak?
• Is it safe to keep dye in the system?
• With dye remaining in the system, will the dye show any future leaks?
• How fast will leak sealer work?
• How long will leak sealers keep leaks sealed?
• Will leak sealers seal ANY leak? What size hole will they seal?
• Are leak sealers safe for my A/C system? What does "System Safe" leak sealer mean?
• How do I know if the leak sealer is working?
• What if I use a leak sealer and recharge my system, but it's still not blowing cold?
• Why are there different types and viscosities of oil, and which should I use?