2027 Kenworth T680 technical service bulletins
14 technical service bulletins and manufacturer communications cover the 2027 Kenworth T680.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Replaced generic SRT codes with bulletin-specific SRT codes.
- The new 2.1m day cab lift tools, a Level 3 mandatory tool, are now available to order.
- Eaton service bulletin TAIB-1026 instructs dealers to update the master switch module (MSM) software
- Certain Gra-Mag seats have an internal seat harness manufactured without heat-shrink on the resistor/diode...
- Additional chassis have been added to the population
- Certain T680 Next Gen short hood chassis may be missing a bolt in the forward fairing.
- The PKC Group power distribution center (PDC) in certain vehicles may be contaminated with oil, which...
- Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes
- (KW) Parts Shortage – Due to supplier constraints, certain T680 and T880 chassis were shipped without KIMS...
- An exhaust manifold slip joint seal kit is now available for EPA 2017-2024 PACCAR MX-13 engines.
- [SmartAir / KIMS] A/C systems may shut down prematurely when voltage levels drop below a certain threshold.
- An improved transmission bracket is now available for replacement on certain chassis equipped with a...
- Incorrect air filters may be inadvertently installed in certain chassis equipped with under-hood Donaldson...
- There is an update to the Base Emissions Warranty Limits table [PR1.1]and general certification...
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