EG026-06R
2UZ-FE ACCESSORY DRIVE BELT NOISE
Models:
’00 – ’06 Tundra
TSB REVISION NOTICE:
- July 9, 2007: The Introduction has been updated. Production Change Effective VINs
have been updated in the Production Change Information table. In the Repair
Procedure steps 12 and 13 and the illustration below step 13 have been updated, and
steps 14 – 17 have been renumbered.
Previous versions of this TSB should be discarded.
Introduction
Some customers may experience an abnormal squeal noise from the engine accessory drive belt area, usually during cold start–up. An improved accessory drive belt tensioner, A/C compressor bracket, and revised installation procedure have been developed to address this condition.
Applicable Vehicles
2000 – 2006 model year Tundra vehicles produced BEFORE the Production Change Effective VINs shown below.
Production Change Information
| MODEL | TYPE | DRIVETRAIN | PRODUCTION CHANGE EFFECTIVE VIN |
|---|---|---|---|
| Tundra | B & C Cab | 4×2 | 5TBRT381X6S483122 |
| 4×4 | 5TBBT44116S486648 | ||
| D Cab | 4×2 | 5TBET34186S551552 | |
| 4×4 | 5TBDT441X6S547729 |
Parts Information
| PREVIOUS PART NUMBER | CURRENT PART NUMBER | PART NAME | QTY |
|---|---|---|---|
| 16620-0W036 | 16620-0W100 | Tensioner Assembly, V–Ribbed Belt | 1 |
| 88431-0C011 | 88431-0C012 | Bracket, Compressor Mounting, No. 1 | 1 |
- Combining the innovation of a GEARWRENCH ratcheting wrench with the requirements of the serpentine belt removal tool to provide the best possible combination
- Complete tool set for removing or installing the serpentine belt on vehicles with a spring loaded belt tensioner pulley
- Long bar can hold sockets directly or attach to the ratcheting wrench for maximum access
- Includes Drive Tools: Long Bar, Special GearWrench Ratcheting Wrench, and 3/8inch, 1/2inch and 3/4inch Adapters
- Includes 6 Point Sockets: 13 millimeter, 14 millimeter, 15 millimeter, 16 millimeter, 17 millimeter, 18 millimeter and 19 millimeter
Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API
- Combining the innovation of a GEARWRENCH ratcheting wrench with the requirements of the serpentine belt removal tool to provide the best possible combination
- Complete tool set for removing or installing the serpentine belt on vehicles with a spring loaded belt tensioner pulley
- Long bar can hold sockets directly or attach to the ratcheting wrench for maximum access
- Includes Drive Tools: Long Bar, Special GearWrench Ratcheting Wrench, and 3/8inch, 1/2inch and 3/4inch Adapters
- Includes 6 Point Sockets: 13 millimeter, 14 millimeter, 15 millimeter, 16 millimeter, 17 millimeter, 18 millimeter and 19 millimeter
Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API
- Ratcheting head with freewheel position allows maximum leverage
- Comes with extension for hard-to-reach idler pulleys
- Now includes 19mm socket for Honda
and Toyota applications - This tool will work where conventional ratchets or breaker bars won't fit due to limited access
- Set ratcheting head to the middle or neutral/freewheel position and once maximum travel point is reached simply click lever into place to lock the ratchet mechanism
and Last update on 2026-06-17 / Affiliate links / Images from Amazon Product Advertising API
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