# Service bulletins for the 2023 IC Bus PB105

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.

4 bulletins from NHTSA, as of 2026-10-19.

- [IK1500105](/bulletins/10238862.md), 2023-07-07, Service bulletin: FUEL SYSTEM, DIESEL. Bus Diesel fuel Cap Leaks; only models built 11/30/2020 through 05/18/2023
- [IK1200101](/bulletins/10234015.md), 2023-04-07, Service bulletin: ENGINE AND ENGINE COOLING. Cummins Programming guide and fault codes285 \& 265; only vehicles built with Cummins B6.7, X15, or L9 engines
- [IK0800554](/bulletins/10234007.md), 2023-04-07, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; SERVICE BRAKES, AIR. Telematics installation guidelines \- Only units with 500K data link
- [IK0800407](/bulletins/10234000.md), 2023-04-07, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Starter diagnostics and warranty claim procedure for all engines and all chassis EXCLUDING vehicles equipped with PSI engines or Cummins ISB engine with Allison transmissions

JSON: [/v1/vehicles/2023_ic-bus_pb105/bulletins](/v1/vehicles/2023_ic-bus_pb105/bulletins)

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