Service bulletin FSB 233-006A
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10083625 |
| Published by NHTSA | 2016-10-27 |
| Manufacturer's number | FSB 233-006A |
| Manufacturer's date | 2016-03-14 |
| NHTSA component | FUEL/PROPULSION SYSTEM; ENGINE |
NHTSA's summary
ENGINE FUEL FILTERS. ENGINE FUEL FILTERS (PART NUMBER 21380521) WITH WEEK NUMBER DATE CODES “15_33” (AUGUST 10, 2015) THROUGH “15_39” (SEPTEMBER 27, 2015) SHOULD NOT BE INSTALLED ON AN ENGINE WITHOUT FIRST BEING INSPECTED. THE WEEK NUMBER DATE CODE IS MARKED ON THE OUTSIDE OF THE FILTER, THE NUMBER ON TOP IS THE YEAR AND THE NUMBER BELOW IDENTIFIES THE WEEK. DUE TO A MANUFACTURING ISSUE, FUEL DOES NOT FLOW THROUGH THE FILTER WHICH RESULTS IN A NO-START/RUN CONDITION IMMEDIATELY AFTER INSTALLATION.
The document
No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.
Components
Engine, Fuel system
| MACK CHU | 2016 to 2017 |
|---|---|
| MACK CXU | 2016 to 2017 |
| MACK GU | 2016 to 2017 |
| MACK LEU | 2016 |
| MACK LR | 2016, 2017 |
| MACK MRU | 2016 to 2017 |
| MACK TD | 2016 to 2017 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 15V702000 | 2015-10-26. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER |
|---|
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| CBR 820-9 202601 | 2026-02-03. Service bulletin. CBR - Mack Chassis - Engine Brake Only Works With The Brake Pedal, No Function During Cruise. US07 And Newer Emissions, Model Year 2008 And Newer. |
|---|---|
| CBR 2107-22 202601 | 2026-02-02. Service bulletin. CBR - Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions to US22+OBD2023 (DOES NOT APPLY TO AN(4) and PR(4)). |
| CBR 2171-11 202511 | 2025-12-03. Service bulletin. CBR - Mack Temperature Sensor Troubleshooting Guide |
| CBR 2107-21 202505 | 2025-06-02. Service bulletin. Mack DEF Level (UQLS) Sensor Troubleshooting Guide - US17+OBD16 Emissions and Newer |
| CBR 445- 11 202505 | 2025-06-02. Service bulletin. Vehicles Equipped With a Common Rail Fuel System - Aftermarket Secondary Fuel Filters, Important Information On Approved Filters - US17+OBD16 toUS21+OBD23 |
| CBR 170-8 202505 | 2025-06-02. Service bulletin. Inactive Code P25AE00 Being Generated After A Hard Pull And A Momentary Drop In Engine Oil Pressure (Low Oil Pressure) (Possible Related Codes - SPN4811 , SPN 100 , PID 100) |
| CBR-561 202503 | 2025-04-02. Service bulletin. If oil dilution is suspected refer to the applicable CBR solution below: ∙ CBR-659Mack Chassis - Oil Diluted With Fuel; Fuel In Oil, Diagnostic Information - All Emissions, All Model Years |
| CBR-997 202411 | 2024-12-02. Service bulletin. Vehicles may present with oil leak coming from the clutch/flywheel housing and observation of burned clutch smell or clutch slipping. These symptoms can be mistaken as a crankshaft rear main seal leak, when the actual cause is the crankshaft adaptor O-ring. |
| CBR-570 202409 | 2024-10-03. Service bulletin. CBR: US17 GHG Common Rail Fuel System Component Electrical Faults - Model Year 2017 To 2024 |
| CBR-561 202408 | 2024-09-04. Service bulletin. CBR: 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions |