2004 Toyota Sienna Navigation Manual - Page 542
2004 Toyota Sienna Manual
Page 542 highlights
04 SIENNA_U (L/O 0408) Cargo net hooks These hooks are designed to hang cargo net. Although the cargo net itself is not included as an original equipment, these hooks can be used to hang the cargo net. NOTICE To prevent damage to the hook, avoid hanging things other than a cargo net on it. Pattern 1 Pattern 3 Pattern 2 Pattern 4 360 2004 SIENNA from Aug. '04 Prod. (OM45422U)