2022 Kenworth T800B technical service bulletins
22 technical service bulletins and manufacturer communications cover the 2022 Kenworth T800B.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Certain chassis equipped with an engine model year 2019
- Due to supplier constraints, an authorized aftermarket surge tank has been made available.
- Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes
- The verbiage in the Introduction section has been updated.
- (KW) Certain T680 / T800 / T880 / W900 / W990 have updated GHG labels available for order and installation.
- The attached procedures document has been updated with more detail and explanations
- Bogie Crossmember Torque Value Update
- Procedure pictures updated for clarity
- Certain C500/T440/T470/T660/T680/T800/T880/W900 chassis may have air tank reservoirs that do not meet air...
- Safety Recall Repair parts and procedures are now available
- Safety Recall Interim Notification On certain Kenworth model year 2018 through 2024 C500/T660/T800/W900...
- Fix-as-fail
- PACCAR will reimburse customers for the local purchase of in-tank fuel additive for EPA2021 compliant MX...
- Info Only
- Kenworth is providing guidance for PACCAR MX Engine Composite Oil Pan leak troubleshooting to avoid...
- Model Year 2022 chassis with Cummins X15 engines may have inoperative auto-start systems due to a Cummins...
- Nformation Only – New Level 1 required tools are available to support MY21B MX engines.
- Non-Safety Campaign
- Information Only
- Information Only – Power steering reservoir cap may separate during removal when it is pulled upward...
- Information Only – Windshield washer pumps have a high No Trouble Found rate
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