TSB: IC BUS CE, CE SBUS, DURASTAR, MV, RE, TC (2019–2024)

Bulletin IK0900141 — March 29, 2021

Bulletin Details

Bulletin IDIK0900141
ManufacturerIC BUS
ModelsCE, CE SBUS, DURASTAR, MV, RE, TC
Model Years2019–2024
Date IssuedMarch 29, 2021
Date Added to NHTSAMarch 6, 2023
ComponentSERVICE BRAKES, AIR
Vehicles Affected126 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Air Compressor Inlet Hose Chaffing / Leaking

Affected Vehicles

MakeModelYearComponent
IC BUS CE 2024 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2024 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2024 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL MV 2024 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2023 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2023 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE SBUS 2023 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE SBUS 2023 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2023 040000 SERVICE BRAKES, AIR
INTERNATIONAL MV 2023 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2023 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS RE 2023 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2023 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS TC 2023 060000 ENGINE AND ENGINE COOLING
IC BUS TC 2023 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2022 040000 SERVICE BRAKES, AIR
IC BUS CE 2022 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2022 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2022 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2022 350000 EQUIPMENT
IC BUS CE 2022 060000 ENGINE AND ENGINE COOLING
IC BUS CE SBUS 2022 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE SBUS 2022 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2022 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2022 040000 SERVICE BRAKES, AIR
INTERNATIONAL MV 2022 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS RE 2022 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2022 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS TC 2022 060000 ENGINE AND ENGINE COOLING
IC BUS TC 2022 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2021 350000 EQUIPMENT
IC BUS CE 2021 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2021 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2021 040000 SERVICE BRAKES, AIR
IC BUS CE 2021 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL MV 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL MV 2021 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2021 040000 SERVICE BRAKES, AIR
INTERNATIONAL MV 2021 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2021 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2021 040000 SERVICE BRAKES, AIR
INTERNATIONAL MV 2021 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL MV 2021 350000 EQUIPMENT
INTERNATIONAL MV 2021 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2021 040000 SERVICE BRAKES, AIR
IC BUS RE 2021 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2021 350000 EQUIPMENT
IC BUS RE 2021 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS RE 2021 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS TC 2021 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS TC 2021 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2020 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2020 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2020 060000 ENGINE AND ENGINE COOLING
IC BUS CE 2020 040000 SERVICE BRAKES, AIR
IC BUS CE 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2020 350000 EQUIPMENT
INTERNATIONAL DURASTAR 2020 040000 SERVICE BRAKES, AIR
INTERNATIONAL DURASTAR 2020 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL DURASTAR 2020 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL DURASTAR 2020 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL DURASTAR 2020 350000 EQUIPMENT
INTERNATIONAL DURASTAR 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL MV 2020 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2020 040000 SERVICE BRAKES, AIR
INTERNATIONAL MV 2020 040000 SERVICE BRAKES, AIR
INTERNATIONAL MV 2020 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2020 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL MV 2020 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2020 040000 SERVICE BRAKES, AIR
IC BUS RE 2020 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2020 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2020 350000 EQUIPMENT
IC BUS RE 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS RE 2020 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS TC 2020 060000 ENGINE AND ENGINE COOLING
IC BUS TC 2020 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2019 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS CE 2019 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL DURASTAR 2019 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL DURASTAR 2019 060000 ENGINE AND ENGINE COOLING
INTERNATIONAL MV 2019 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
INTERNATIONAL MV 2019 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2019 060000 ENGINE AND ENGINE COOLING
IC BUS RE 2019 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
IC BUS TC 2019 060000 ENGINE AND ENGINE COOLING
IC BUS TC 2019 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

Related IC BUS Recalls

CampaignModelYearComponentSummary
EVSB 2026 ELECTRICAL SYSTEM:PROPULSION SYSTEM:T... International Motors, LLC (International) is recalling certain 2022-2027 IC B...
EVSB 2022 ELECTRICAL SYSTEM:PROPULSION SYSTEM:T... International Motors, LLC (International) is recalling certain 2022-2027 IC B...
EVSB 2025 ELECTRICAL SYSTEM:PROPULSION SYSTEM:T... International Motors, LLC (International) is recalling certain 2022-2027 IC B...
EVSB 2024 ELECTRICAL SYSTEM:PROPULSION SYSTEM:T... International Motors, LLC (International) is recalling certain 2022-2027 IC B...
EVSB 2027 ELECTRICAL SYSTEM:WIRING:SWITCHES/KNO... International Motors, LLC (International) is recalling certain 2022-2027 IC B...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized IC BUS dealer. Bring this bulletin ID (IK0900141) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.