Toyota TSB #ZH4_Toyota POL17
2017 Toyota Sienna
Affected Component: LATCHES/LOCKS/LINKAGES
- Customer Support Program: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011?2018 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock assembly.