Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 91 bulletins for GILLIG
FSC 24-20-5935
Apr 30, 2024
060000 ENGINE AND ENGINE COOLING
Field service campaign bulletin: Modine BTMS Chiller. It has been discovered that some Modine BTMS battery chiller units may have a faulty refrigerant hose that will allow the refrigerant to leak out and cause a Stop Hybrid System fault.
FSC 13-24-5902
Apr 30, 2024
160000 STRUCTURE
Field service campaign bulleting: missing high-voltage cable clamps. Cable clamp is missing on some Battery electric Gen3.0 buses for the HV Charge port cables near the curbside HV junction box.
000001084
Dec 22, 2022
060000 ENGINE AND ENGINE COOLING
Customers are being advised to purchase the low conductivity coolant used in Battery Electric Bus (BEB) Battery Thermal Management System (BTMS) directly from the manufacturer, Dynalene.
FSC22182897
Dec 22, 2022
350000 EQUIPMENT
The CNG pontoon closeout bracket may experience fatigue failure and should be removed and replaced.
FSC22132479
Dec 22, 2022
353000 EQUIPMENT:ELECTRICAL
Gen 2.0 and 2.5 BEB PTC compartment HV battery cables may have insufficient support bracketry that could allow a potential HVIL error fault.
FSC 22-13-2529
Oct 17, 2022
010000 STEERING
GEN2 and GEN2.5 BEBs w/front charger has a possible rubbing concern with Power Steering
FSC 22-19-2548
Oct 17, 2022
110000 ELECTRICAL SYSTEM
Controller likely to fail, pre-emptively replace.
FSC 22-06-2440
Oct 17, 2022
160000 STRUCTURE
The mounting support brackets for the rear chassis under frame closeout are "under-designed" and are susceptible to premature failure.
FSC 22-13-2435
Oct 17, 2022
358200 EQUIPMENT:EMERGENCY:FIRE SUPRESSION
Fire Suppression Nozzle interferes with PTC Pack2 MSD removal for Lock Out/Tag Out (LOTO)
FSC 22-13-2008
Oct 17, 2022
110000 ELECTRICAL SYSTEM
Bus exhibits Fault Code indicating Charging issue. This issue may occur intermittently dependent on temperature in area of the voltage regulator.
22-13-2008
Jun 23, 2022
110000 ELECTRICAL SYSTEM
Bus exhibits Fault Code indicating Charging issue. This issue may occur intermittently dependent on temperature in area of the voltage regulator
TSB 20 01 404
Aug 12, 2021
186000 VEHICLE SPEED CONTROL:THROTTLE
Requirement to inspect throttle pedal during 6,000?mile scheduled maintenance interval.
FS-2021-001
Feb 8, 2021
110000 ELECTRICAL SYSTEM
Certain Buses built with Kissling floor mounted toe switches may be susceptible to premature failure.
FS-2020-04
Jul 2, 2020
114400 ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
During the review of the coolant sensor circuit in some buses, it was determined that the 10 Amp circuit breaker currently utilized in this circuit should be replaced with a 4 Amp circuit breaker.
CSB 032 (AVAIL t
May 12, 2020
270000 LANE DEPARTURE
AVAIL technologies Service Bulletinn - During tSimma VNA2-USB J1939/J1708 Adapter (VNA2) enters a state where it is unable to determine the baud rate of the J1939 data bus and is unable to read J1939 messages. In some cases, dashboard warni
FS-2020-03
Apr 24, 2020
060000 ENGINE AND ENGINE COOLING
During the review of the coolant level sensor circuit in some buses, it was determined that the 10 Amp circuit breaker currently utilized in this circuit is above the recommended circuit protection for this device. Gillig recommends install
FS-2020-02
Apr 7, 2020
060000 ENGINE AND ENGINE COOLING
During the review of the coolant sensor circuit in some buses, it was determined that the 10 Amp circuit breaker currently utilized in this circuit should be replaced with a 4 Amp circuit breaker.
FS-2020-01
Apr 7, 2020
060000 ENGINE AND ENGINE COOLING
During the review of the coolant sensor circuit in some buses, it was determined that the 10 Amp circuit breaker currently utilized in this circuit should be replaced with a 4 Amp circuit breaker
FS-2019-03
May 28, 2019
110000 ELECTRICAL SYSTEM
After a review of the fuse selection in some of your 2013 through 2015 Hybrid buses, Gillig determined that the fuses in the battery fuse box need to be changed.
FS-2019-02
May 6, 2019
062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
Because of a supply issue with the blue hose covering, Eaton is temporarily making FC-300 hose using black covering. FC-300 hose assemblies made between October 2018 to May 2019 will be affected by this change.
FS-2019-01
Feb 15, 2019
030000 SERVICE BRAKES, HYDRAULIC
Because of the high failure rate of the Honeywell/Hobbs 4-lb foot brake pressure switch, we are replacing them with an Index foot brake pressure switch, which has been found to be much more robust.
FS-2018-05
Oct 8, 2018
060000 ENGINE AND ENGINE COOLING
EMP has released a service bulletin to be used for inspecting and diagnosing their WP29 and WP 32 coolant pumps
FS-2018-02
Jan 10, 2018
010000 STEERING
A procedure to properly adjust the draglink so the socket won't over articulate, causing increased wear.
FS-2018-01
Jan 5, 2018
010000 STEERING
It was found that an earlier Bulletin spec'd bolts that could be too long due to variances in bolt shoulder length, so this bulletin was written to make sure bolt attachments were correct.
FS-2017-05
Aug 22, 2017
356000 EQUIPMENT ADAPTIVE/MOBILITY
This field service bulletin is instructing vehicle owners and aftermarket part purchasers to remove the "Duck Bill" valves in the rear run box to prevent water intrapment, which can contribute to corrosion of some components. Owners are ask