NHTSA ID Number: 10162097
Manufacturer Communication Number: TSB190059-050320
Summary
This Technical Service Bulletin describes the verification and resolution of water pump belt squeal or jump on front end accessory drive. A shorter water pump drive belt was introduced to increase belt tension, reduce belt squeal, and belt jumping teeth on idler.
2 Affected Products
Equipments
Technical Service Bulletin
| Technical Service Bulletin:
TSB190059 | Released Date: 03-May-2019 |
| Water Pump Belt Squeal or Jump on Front End Accessory Drive | |
Water Pump Belt Squeal or Jump on Front End Accessory Drive
Warranty Statement
The information in this document has no effect on present warranty coverage or repair practices, nor does it authorize TRP or Campaign actions.
Contents
Product Affected
- 7 CM2350 B135B
- 7 CM2350 B103
Option:
- WP97431
Description of Change
A new water pump drive belt part number is now available.
Reason for Change
A shorter water pump drive belt was introduced to increase belt tension, reduce belt squeal, and belt jumping teeth on idler.
Service Instructions
When water pump drive belt service interval or malfunction occurs, use new water pump drive belt part number in Table 1 below.
See Table 1 below.
Service Parts Availability
Service parts are available. See Table 1 for part numbers.
| Table 1, Service Parts | ||||
| Part Description | Existing Part Number | Obsolete | Superseded | New Part Number |
| V, Ribbed Belt | 4941303 | No | No | 4940003 |
Production Status
Implemented for production. See Table 2.
| Table 2, Production Information | ||
| ESN First | Build Date1 | Plant |
| 22326780 | 14 August 2018 | Darlington Engine Plant |
| 1Engine build date can be found on the engine dataplate. | ||
Document History
| Date | Details |
|---|---|
| Module Created | Module Created |
Last Modified: 03-May-2019
Technical Service Bulletin:
TSB190059
- 5 year/150, 000 mile . Silicate-free, long-life, phosphate Hybrid
Organic Acid Technology chemistry - Formulated to replace the OEM fluid in Asian make vehicles such as Honda, Nissan, KIA, Hyundai and others requiring a blue, silicate free HOAT antifreeze/coolant
- The long life formula provides protection for all cooling system metals from rust and corrosion. The silicate free, borate free formula helps protect against harmful scale and deposits
- Meets the following OEM and industry specifications: Hyundai/KIA MS 591-08, Mitsubishi ES-64217, JIS K 2234-1994, Ford WSS-M97B55-A, ASTM 3306, ASTM D4985, Federal Specification A-A-870A
- Contains 30 – 50 ppm of denatonium benzoate as a bittering agent
- Formulated to replace the OEM fluid in Asian make vehicles such as Toyota , Lexus , Scion and others requiring a red, silicate free HOAT antifreeze/coolant
- 5 year/150, 000 mile . Silicate-free, long-life, phosphate Hybrid Organic Acid Technology chemistry
- The long life formula provides protection for all cooling system metals from rust and corrosion. The silicate free, borate free formula helps protect against harmful scale and deposits
- Meets the following OEM and industry specifications: JIS K 2234-1994, Hyundai/KIA MS 591-08, Mitsubishi ES-64217, Ford WSS-M97B55-A, ASTM 3306, ASTM D4985, Federal Specification A-A-870A
- Note: Please check the vehicle specification before purchasing the item.
- Formulated with Shell Rotella ELC OAT technology for extended life operation up to 1,200,000 miles in Class 8 over-the-road operation
- For use with diesel, gasoline, and natural gas-powered engines, along with light-duty passenger cars and pick-up trucks
- Nitrite-free formula for improved protection of aluminum components in modern engines including brazed aluminum heat exchangers
- Protects against cylinder liner pitting due to cavitation and corrosion of all engine and cooling system metals
- Pre-diluted version requires no further dilution
- Unsurpassed freeze protection and anti-boil performance outperforms industry standards
- Organic acid technology resists rust, scale & corrosion while protecting all cooling system metals (including aluminum)
- High-quality additives protect against leaks and won’t harm gaskets, hoses, plastics or original vehicle finish
- Pre-mixed orange formula is ready-to-use in a 50/50 ratio with deionized water to protect all modern engine components from winter freezing (-34F) and summer boiling (265F).
- 5 year/150,000 mile guarantee protects against engine failure caused by freeze-ups or boil-overs
- Contains Alugard Plus for compatibility with all ethylene glycol-based coolants in automobiles and light duty trucks
- Fights corrosion, scaling and rust while protecting all cooling system metals (including aluminum)
- High-quality additives protect against leaks and won’t harm gaskets, hoses, plastics or original vehicle finish
- Pre-mixed yellow formula is ready-to-use in a 50/50 ratio with deionized water to protect all modern engine components from winter freezing (-34F) and summer boiling (265F).
- Contains 30 – 50 ppm of denatonium benzoate as a bittering agent
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