TSB: IC BUS CE, CECB, CESB (2014–2021)

Bulletin IK0800591 — July 10, 2020

Bulletin Details

Bulletin IDIK0800591
ManufacturerIC BUS
ModelsCE, CECB, CESB
Model Years2014–2021
Date IssuedJuly 10, 2020
Date Added to NHTSAAugust 4, 2020
ComponentFUEL SYSTEM, DIESEL
Vehicles Affected96 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

CE Bus Cowl Panel Relay Kit

Affected Vehicles

MakeModelYearComponent
IC BUS CE 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2021 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2021 110000 ELECTRICAL SYSTEM
IC BUS CE 2021 350000 EQUIPMENT
IC BUS CE 2020 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2020 110000 ELECTRICAL SYSTEM
IC BUS CE 2020 350000 EQUIPMENT
IC BUS CE 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2019 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2019 110000 ELECTRICAL SYSTEM
IC BUS CE 2019 350000 EQUIPMENT
IC BUS CE 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2018 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2018 110000 ELECTRICAL SYSTEM
IC BUS CE 2018 350000 EQUIPMENT
IC BUS CE 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2017 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2017 110000 ELECTRICAL SYSTEM
IC BUS CE 2017 350000 EQUIPMENT
IC BUS CE 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CE 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CE 2017 350000 EQUIPMENT
INTERNATIONAL CE 2017 110000 ELECTRICAL SYSTEM
INTERNATIONAL CE 2017 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CECB 2017 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CECB 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CECB 2017 350000 EQUIPMENT
INTERNATIONAL CECB 2017 110000 ELECTRICAL SYSTEM
INTERNATIONAL CESB 2017 110000 ELECTRICAL SYSTEM
INTERNATIONAL CESB 2017 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CESB 2017 350000 EQUIPMENT
INTERNATIONAL CESB 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CE 2016 350000 EQUIPMENT
IC BUS CE 2016 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2016 110000 ELECTRICAL SYSTEM
IC BUS CE 2016 350000 EQUIPMENT
IC BUS CE 2016 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CE 2016 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CE 2016 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CE 2016 110000 ELECTRICAL SYSTEM
INTERNATIONAL CECB 2016 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CECB 2016 350000 EQUIPMENT
INTERNATIONAL CECB 2016 110000 ELECTRICAL SYSTEM
INTERNATIONAL CECB 2016 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CESB 2016 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CESB 2016 110000 ELECTRICAL SYSTEM
INTERNATIONAL CESB 2016 350000 EQUIPMENT
INTERNATIONAL CESB 2016 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CE 2015 110000 ELECTRICAL SYSTEM
IC BUS CE 2015 080000 FUEL SYSTEM, DIESEL
IC BUS CE 2015 350000 EQUIPMENT
IC BUS CE 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CE 2015 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CE 2015 110000 ELECTRICAL SYSTEM
INTERNATIONAL CE 2015 350000 EQUIPMENT
INTERNATIONAL CE 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CECB 2015 080000 FUEL SYSTEM, DIESEL
INTERNATIONAL CECB 2015 110000 ELECTRICAL SYSTEM
INTERNATIONAL CECB 2015 350000 EQUIPMENT
INTERNATIONAL CECB 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CESB 2015 110000 ELECTRICAL SYSTEM
INTERNATIONAL CESB 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
INTERNATIONAL CESB 2015 350000 EQUIPMENT
INTERNATIONAL CESB 2015 110000 ELECTRICAL SYSTEM
INTERNATIONAL CESB 2015 080000 FUEL SYSTEM, DIESEL
IC BUS CESB 2015 080000 FUEL SYSTEM, DIESEL
IC BUS CESB 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
IC BUS CESB 2015 350000 EQUIPMENT
IC BUS CESB 2014 080000 FUEL SYSTEM, DIESEL
IC BUS CESB 2014 110000 ELECTRICAL SYSTEM
IC BUS CESB 2014 350000 EQUIPMENT
IC BUS CESB 2014 356000 EQUIPMENT ADAPTIVE/MOBILITY

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 (IK0800591) 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.