Service bulletin SB1464

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

NHTSA's summary

Transmission routine inspection on leaks. Van Hool has issued this bulletin to advise customers of specific areas to include in their routine inspections for the Allison WTB500 transmission. Filler tube/dipstick tub mounting. If broken or loose brackets are found it is necessary to tighten or replace the bracket. Loose or broken brackets can cause unnecessary vibration. This will cause abnormal wear on the seal at the base of the transmission filler tube and can damage componetns causing them to crack or separate. Seal at base of transmission dipstick tube. If damage or leaking seals are found, it is necessary to replace the seal.

The document

• NHTSA's copy of the document (PDF)
• If that address does not open, try this one

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Transmission and driveline, Automatic transmission

Listing a model year does not mean every vehicle of it is concerned: the document says which.

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