Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
TSIB 26-07
This bulletin is to provide instructions for clearing DTC 1067 FMI 7 (Pressure Sensor Not Calibrated) and FMI 11 (Primary and Secondary Circuit Pressure Sensor (PS1/PS2) Plausibility Error - BS Pressure), when required to prevent the loss of Adaptive Cruise Control functionality and the illumination of a warning indicator.
TSIB 26-05
This bulletin introduces an optional product improvement to the A/C compressor drive system for coaches equipped with a Cummins X12. The improved pulley system is available for customers who wish to reduce noise and vibration characteristics and may be installed at the customer’s discretion.
TSIB 26-06
Instructions for LV Battery Replacement Procedure (Vanner Equipped coaches)
ITS61080
Instructions to remove DEF sensor bypass calibration from engine ECM and new sensor installation AR - 18inch DEF tank CA emissions
TSIB 26-04
This TSIB is to inform customers the recommended steering axle cleaning/greasing instructions to prevent damage on axle components due to displacement of grease from the bearings, lubrication reduction and accelerate wear for coaches with independent front suspension.
TSIB 24-03
Information to owners showing the proper procedure for checking the oil level in a BITZER HVAC compressor.
ITS60814
Instructions to change the refrigerant compressor pulley from a single groove to a double groove to improve belt life.
TSIB 22-03
Technical Service Information Bulletin describing the replacement of seating backrest attachment hardware with the addition of a mechanical lock nut on specifically equipped buses manufactured prior to model year 2020.
ITS60378
This Technical Instruction describes how to upgrade the Delco alternator indicator lamp ring terminal.
ITS60421
This Technical Instruction is a description of the inspections and cleaning procedures being recommended by MCI due to the parts shortages which are impacting the repair inspections associated with NHTSA Recall 21V-748. These are the same instructions as outlined in the previously submitted Technical Services Information Bulletin TSIB 22-01 and Technical Instruction ITS60421, except they are specific to those customers operating in extremely corrosive environments.
TSIB 22-01
This is an upgrade to Technical Service Information Bulletin TSIB 21-10 issued in January of 2022 which is specific to buses operating in severe duty and or corrosive environments. These bulletins have been issued to recommend interim inspection procedures required every 6000 miles on specifically equipped motor coaches due to global parts shortages and the subsequent delay in available parts to conduct the corrective actions associated with NHTSA Recall 21V-748.
TSIB 21-10
This Technical Service Information Bulletin describes interim inspection procedures required every 6000 miles on specific motor coaches due to the global parts shortage and subsequent delay in available parts to conduct the corrective actions associated with NHTSA Recall 21V-748. Customers were notified of the recall and recommended to download this inspection document from the MCI website.
TSIB 21-01
This Technical Service Information Bulletin (TSIB) describes an update from Meritor for the bolt torque application requirements on hub-to-rotor bolts for the front, drive and tag axles, on specific coaches equipped with Meritor EX225 disc brakes, on either Conventional, PreSet or Unitized Wheel-End hubs.
TSIB 21-05
This Technical Sevice Information Bulletion is to advise of a part number supersession of the coolant hump hose, MCI PN 6L-8-353, to MCI PN 06-08-2262.
SB 3139
This Service Bulletin provides a checklist of actions to perform on a daily, weekly and monthly basis for parked coaches before they are considered ready for driving.
SB 3141
This Service Bulletin informs affected owners of the steps to install the J1939 Smartwave display to D series coaches with Parker mux to allow parameter changes without the Smartwave software.
SB 3140
This Service Bulletin notifies owner of affected vehicles that Distributed Intelligent Network Control System ("DINEK"), on behalf of I/O Controls Corporation, has issued a technical bulletin G4-MBC-HUB-05 to replace the master module.
SB 3133
This service bulletin outlines the steps to adjust the air/fuel mixture on the Spheros auxiliary heater unit for coaches operating at an altitude greater than 5000 feet above sea level.
P09-13
This Procedure outlines the steps to add an insulator to the fuel tank strap assembly to reduce excessive movement of the fuel tank. This procedure applies to 2015 - 2020 D4500 coaches equipped with an aluminum fuel tank.
P03-275
This Procedure outlines the steps to install angular supports and a locking pin to the radio tray.
P03-263
This Procedure outlines the steps to replace the aluminum rivets with stainless steel nuts and bolts to secure the rad panel due to galvanic corrosion.
P08-54
This Procedure outlines the steps to install a relief valve on the air compressor for coaches equipped with DD13 engines.
SB 3120
This Service Bulletin informs owners of the procedure to clean the batteries and reapply corrosion inhibitor every 6000 miles or 3 months, whichever first occurs.
SB 3113B
This Service Bulletin informs owners of D series coaches equipped with a Delco 55 SI alternator MCI P/N (07-03-1310) to clean the alternators every 6,000 miles using the procedure as recommended by Delco.
GHG17 D18M2
Field Service Campaign D18M2 GHG17 Detroit? DD13® Software Reprogramming and Emission
SB 459
This Service Bulletin informs affected customers that the potential may exist for heat damage to occur to the rear bumper asembly on coaches equipped with an ISX G engine on model year 2015-2018 MCI D Series model coaches, and that MCI has a retrofit available at no cost to the customers.
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.