['Materials Needed:', 'Step 1: Turn on your AC. ... ', 'Step 2: Determine if AC compressor is engaging. ... ', 'Step 3: Test the pressure. ... ', 'Step 4: Attach the recharge hose from the kit. ... ', 'Step 5: Restart the vehicle and monitor the gauge. ... ', 'Step 6: Thread the refrigerant can onto the recharge hose.']