GS 450h V6-3.5L (2GR-FSE) Hybrid (2007)
(7) Remove the overflow plug.
(8) Wait until fluid begins to trickle out from the overflow tube.
(9) Reinstall the refill plug.
Torque: 39 N*m (398 kgf*cm, 29 ft.*lbf)
(d) Reinstall the overflow plug.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)