| Bulletin Number | Vehicle Make | Vehicle Model | Model Year | Summary |
|---|---|---|---|---|
| SB-317 | MCI | J4500 | 2009 | MOTORCOACH INC.: AN UPGRADE TO THE SOFTWARE PROGRAM IS REQUIRED ON CERTAIN MC1 E4500 AND J4500 COACHES EQUIPPED WITH ALLISON GEN IV B500 TRANSMISSIONS |
| SB-3013 | MCI | J4500 | 2009 | MCI COACH: REAR RELAY VALVE. THE ISSUE INVOLVES LEAKAGE FROM THE SECONDARY RESERVOIR TO (OR THROUGH, IF THE DRAIN COCK IS LEFT OPEN) THE PRIMARY RESER |
| SB-326C | MCI | J4500 | 2009 | MOTORCOACH INC: ATC/ESC RELAY VALVE ASSEMBLY. THE DEFECT INVOLVES A VALVE THAT IS PART OF THE AUTOMATIC TRACTION CONTROL (ATC) AND ELECTRONIC STABILIT |
| SB-3010 | MCI | J4500 | 2009 | MOTORCOACH: A DESIGN CHANGE TO THE DRIVER'S AND PASSENGER'S WINDSHIELD BLIND INSTALLATION. THIS DESIGN CHANGE WILL MINIMIZE BLIND RATTLE DURING COACH |
| SB-3007 | MCI | J4500 | 2009 | MOTORCOACH: PRODUCT IMPROVEMENT CHANGE TO THE BRAKE CHAMBERS USED ON THE FRONT AXLE OF E4500/J4500 COACHES HAVING EX225 DISC BRAKES. MODEL YEARS UNK |
| SP-7-61 | MCI | J4500 | 2009 | MOTOR COACH: A POTENTIAL FOR SENSOR FAILURE ON COACHES EQUIPPED WITH REAR SENSING SYSTEM. FAILURE MAY BE ADVISING DRIVERS THAT THERE MAY BE AN OBSTRUC |
| SB-315B | MCI | J4500 | 2009 | MOTOR COACH: ENGINE SHUTDOWN/LOW COOLANT SENSOR. DIRECT CURRENT LOW COOLANT SENSOR HAS BECOME PLATED WITH COOLANT CHEMICALS AND NO LONGER SENSES THAT |
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