Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
POWER TRAIN
016811/01/200210000595Replacing neutral-safety and backup switches. *tt03/25/2003
263009/01/2002263010000143Meritor electric over air (eoa) range shift system troubleshooting information. *tt02/13/2003
410807/01/2000635332Subject regarding meritor 16t midship driveline washer replacement. *tt10/22/2002
5415807/01/2002635353On vehicles equipped with an mbe900 engine and a manual transmission,the wabash speed sender may not have a strong enough output signal when the vehicle is traveling at low speeds. *tt10/22/2002
262711/01/20012627629045Some vehicles were incorrectly installed without a rear trasnmission support spring. *tt03/26/2002
SF217A10/01/2000616462This campaign consists of installing the transmission modulation wire between the engine ecu and the cab bulkhead connector. *tt02/27/2001
410807/01/2000614496Vehicles with certain speed sensors may exhibit a speedometer jumping or erratic range shifting; unwanted engagement of the power take-off (pto) and / or vehicle start-up and optimized idle. *tt10/24/2000
548307/01/1998609781Voltmeter accuracy test. yd04/10/2000
POWER TRAIN - AUTOMATIC TRANSMISSION
261211/01/2001628701Information on aisin transmission troubleshooting, replacement, and ecu replacement. *tt03/19/2002
262705/01/2001622363Some vehicles built prior to january 1, 2000, were incorrectly specified and built without a rear transmission support spring. *tt10/17/2001
5414607/01/2001622352General information regarding aisin transmission speed sensor damage. *tt10/17/2001
262705/01/2001621170Certain vehicles built prior to january 1, 2000, were incorrectly specified and built without a rear transmission-support spring. *tt09/10/2001
SF206AB01/01/2001617844On some vehicles, the transmission temperature light bulb may have been incorrectly installed and the looped half of the transmission diagnostics code / options connector may not have been installed. additionally, some maintenance manua03/31/2001
261208/01/20002612614451General information on the aisin transmission troubleshooting, replacement, and ecu replacement. *tt10/17/2000
261210/01/1999610500This bulletin contains information on replacing the aisin transmission. *tt05/03/2000
261301/01/2000610507Subject regarding aisin automatic transmission fluid and filter change intervals. *tt05/03/2000
261102/01/1999604673Allison transmission cooler leakage. *tt05/07/1999
9826906/01/1998602384Some hayden industrial products transmission oil coolers may prematurely fail. *yc11/03/1998
98261007/01/1998602383General information on transmission modulator adjustment. *yc11/03/1998
POWER TRAIN - AUTOMATIC TRANSMISSION - CONTROL MODULE (TCM, PCM)
5413012/01/2000616486Complaints regarding the performance of eaton autoshift automated transmission may be caused by autoshift component and / or software issues, freightliner circuitry issues or a need for better driver education. this bulletin will outline03/01/2001
262108/01/2000614494General information pertaining to allison transmission sensor wiring. *tt10/24/2000
5412407/01/2000614497General information regarding j1939 system check for allison 100 / 2000 transmissions. *tt10/24/2000
POWER TRAIN - AXLE ASSEMBLY
351901/01/2003351910000890Carrier-to-housing leaks, dana spicer d/r404 series axles. *tt04/02/2003
411009/01/200210000146New meritor mid-ship bearing hanger available. *tt02/13/2003
SF239A03/01/2002631389Subject on dana 23080t rear axles with chalmers rear suspensions. *yh05/23/2002
323301/01/2001620047Some vehicles may have been incorrectly shimmed at the factory, and may lean slightly to the right or left. this service bulletin involves replacing the front axle spacer. *tt07/10/2001
331910/01/2000619075Front and drive axle alignment specifications revised for consistency with the maintenance council (tmc) recommended practice rp642 (duplicate of bulletin # 35-17). *tt05/14/2001
351710/01/2000619073Front and drive axle alignment specifications revised for consistency with the maintenance council (tmc) recommended practice rp642. *tt05/14/2001
332008/01/2000614454Subject regarding torque reduction for axilok and pro-torq spindle nuts. *tt10/17/2000
351608/01/2000614455General information regarding torque reduction for axilok and pro-torq spindle nuts. *tt10/17/2000
322502/01/1999604672Information pertaining to front axle clamp assembly difficulties. *tt05/07/1999
POWER TRAIN - AXLE ASSEMBLY - AXLE SHAFT - SEAL
SB-33-2404/01/200910029985Freightliner truck: steer axle maintenance, aac and meritor 6000lb and 8000lb axles: this bulletin is to provide information on the recommended maintenance procedure to be added to dtna maintenance manuals for all models with these axle rat07/22/2009
POWER TRAIN - AXLE HUBS
SB-33-2404/01/200910029985Freightliner truck: steer axle maintenance, aac and meritor 6000lb and 8000lb axles: this bulletin is to provide information on the recommended maintenance procedure to be added to dtna maintenance manuals for all models with these axle rat07/22/2009
332010/01/20003320619074General information on new torque specifications for axilok and pro-torq spindle nuts when used with conmet drive axle hubs with preset bearings. *tt05/14/2001
POWER TRAIN - CLUTCH ASSEMBLY
253009/01/2001626593Subject regarding sachs hydraulic clutch.*jb12/17/2001
POWER TRAIN - CLUTCH ASSEMBLY - PEDAL/LINKAGE
253203/01/2002635311This service bulletin applies to new lube-free clutch cross-shaft bushings. *tt10/21/2002
252906/01/2001622367Subject regarding eaton's design change to the clutch cross-shaft bushings. the new bushings are lubrication- and maintenance-free. they require nickel-plated cross-shafts in order to prevent corrosion. vehicles built from april 13, 210/17/2001
252702/01/2001622343General information stating that the clutch rod assembly ball-end nearest to the transmission may not be correctly installed on vehicles built before october 30, 2000. the ball stud nearest to the transmission must have a minimum thread e10/16/2001
252507/01/20042525605948Customers may complain of clutch linkage rattle. *tt to also include freightliner columbia and coronado models. *tt08/02/1999
POWER TRAIN - MANUAL TRANSMISSION
263002/01/2002632381Subject regarding meritor eoa range shift system troubleshooting information. *tt07/15/2002
263102/01/2002631366Subject regarding all generation ll autoshift transmissions programmed at the manufacturing plant received the default shift point calibration for that model transmission. *yh05/23/2002
253203/01/2002631359Information regarding lube free bushing replacement. *yh05/23/2002
262605/01/2001625031Information regarding high speed vibrations with allison md 6 speed transmission.*jb11/16/2001