TSB TTT063620 — Toyota Service bulletin

TTT063620 is a service bulletin on file with NHTSA for 7 Toyota models, 1994–1999 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
7Vehicles named
6Model years

Vehicles and model years TTT063620 names

VehicleModel years
Toyota 4Runner 1994, 1995, 1996, 1997, 1998, 1999
Toyota Avalon 1995, 1996, 1997, 1998, 1999
Toyota Camry 1994, 1995, 1996, 1997, 1998, 1999
Toyota Corolla 1994, 1995, 1996, 1997, 1998, 1999
Toyota RAV4 1996, 1997, 1998, 1999
Toyota Sienna 1998, 1999
Toyota Tacoma 1995, 1996, 1997, 1998, 1999

Every document filed under TTT063620

Document IDFiledType
TTT063620 March 17, 2022 Service bulletin

What TTT063620 covers

Brakes & stability, Driver assistance — the component vocabulary NHTSA files this communication under.

← All Toyota 4Runner TSB years TSB lookup by model

Questions buyers ask

What is TSB TTT063620?

TTT063620 is a service bulletin filed with NHTSA by Toyota, covering 7 Toyota models across the 1994–1999 model years. NHTSA's summary reads: TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions

Which vehicles does TTT063620 cover?

NHTSA's file names Toyota 4Runner (1994–1999); Toyota Avalon (1995–1999); Toyota Camry (1994–1999); Toyota Corolla (1994–1999); Toyota RAV4 (1996–1999); Toyota Sienna (1998–1999); Toyota Tacoma (1995–1999). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB TTT063620 a recall, and is the repair free?

No. TTT063620 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of TTT063620?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under TTT063620, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under TTT063620. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.