Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,701 bulletins for MACK
SRV3256
Apr 11, 1997
113100 ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID
INGERSOLL-RAND AIR STARTER SOLENOID VALVE, P/N 20QE520 USED ON US POSTAL SERVICE CHASSIS. *JD
07B007
Apr 8, 1997
042600 SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
QUICK CONNECT AIR BRAKE FITTINGS. *JD
09B014
Feb 18, 1997
015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM
POWER STEERING SEAL UPDATE SHEPPARD M100 STEERING GEAR USED ON CH MODEL. *TW
04F004/2
Feb 7, 1997
034000 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
CONTROL ARM BUSHING AND ANCHOR STUD KIT FOR HALDEX AUTOMATIC SLACK ADJUSTERS. *TW
17B002
Jan 31, 1997
161000 STRUCTURE:FRAME AND MEMBERS
LOOSE FUEL TANK STEPS ON CH MODEL CHASSIS EQUIPPED WITH CHASSIS SIDE FAIRINGS. *TW
31F002
Jan 24, 1997
061000 ENGINE AND ENGINE COOLING:ENGINE
FLYWHEEL HOUSING STANDARDIZATION E7 AND E7 EUP ENGINES. *TW
18B006/2
Jan 3, 1997
062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
RD MODEL METAL EXPANSION TANK REPLACEMENT. *TW
32A003A
Oct 1, 1995
061000 ENGINE AND ENGINE COOLING:ENGINE
(SUPERSEDES ANY PREVIOSLY DATED SERVICE BULLETIN NUMBER 32A003). THE FOLLOWING INFORMATION PROVIDES PROCEDURES FOR CHECKING CYLINDER HEADS AND CYLINDER BLOCKS FOR INTERNAL OIL AND/OR WATER LEAKAGE, AND ALSO FOR HEAD GASKET LEAKS. SUSPECTED
33K003
Oct 1, 1995
021500 SUSPENSION:FRONT:CONTROL ARM
DUE TO AN INTERFERENCE CONDITION THAT MAY EXIST BETWEEN THE REPTO UNIT OUTPUT SHAFT FLANGE AND BEARING CONES AVAILABLE FROM DIFFERENT MANUFACTURERS, A TAPERED ROLLER BEARING CONE MANUFACTURED BY TIMKEN HAS BEEN RELEASED FOR USE AT THE IDLE
92A008
Oct 1, 1995
061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
CHANGES IN COMBUSTION TECHNOLOGY EFFECTIVE WITH 1994 ENGINES, AND OTHER NORMAL ENGINE-TO-ENGINE VARIABLES, CAN RESULT IN SOME ENGINESHAVING A MORE PERCEPTIBLE COMBUSTION SOUND AT IDLE, AND/OR DURING NO-LOAD/LIGHT LOAD CONDITIONS ABOVE IDLE
D4A
Oct 1, 1995
101100 POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE)
(SUPERSEDES BULLETIN D4 DATED 7/26/95). A NEW AFTERMARKET SERVICE CLUTCH ASSEMBLY HAS BEEN RELEASED BY SPICER CLUTCH DIVISION, ANS IS AVAILABLE FOR USE ON MID-LINER MS200, MS250, CS200 AND CS250 SERIES CHASSIS. THIS CLUTCH ASSEMBLY IS OFFE
MAC06H005
Aug 1, 1995
106000 POWER TRAIN:AXLE ASSEMBLY
EATON CORPORATION BEGAN USING A PREAPPLIED THREAD ADHESIVE COMPOUND ON YOKE END
MAC39J014
Aug 1, 1995
061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
MAXICRUISE E7-330/350 V-MAC II 1995 ENGINE HAS A DUAL POWER DESIGNATION BECAUSE EFFICIENCY. *SD
SL03M001
Aug 1, 1995
105000 POWER TRAIN:DRIVELINE
CHICAGO RAWHIDE HAS BEEN MADE THE STANDARD SUPPLIER OFR BOTH STEERING AXLE AND DRIVE AXLE WHEEL SEALS WHERE AVAILABLE. BEGINNING WITH DECEMBER 1, 1994 PRODUCTION, CHICAGO RAWHIDE SCOTSEALS BECAME THE STANDARDWHEEL SEAL ON REAR REAR DRIVE
09D001
Jul 1, 1995
011000 STEERING: STEERING WHEEL/HANDLE BAR
INFORMATION IS SUPPLIED BY TRW TO FAMILIARIZE TECHNICIANS WITH THE PROPER INSPECTION PROCEDURES AND REPLACEMENT CRITERIA FOR THEIR STEERING BALL SOCKETS. INSPECTION CRITERIA FOR MANUFACTURERS OTHER THAN TRW MAY VARY.
19W018
Jul 1, 1995
061000 ENGINE AND ENGINE COOLING:ENGINE
COMPONENT MANUFACTURING VARIABLES MAY ALLOW EXCESSIVE CLEARENCE BETWEEN THE REFRIGERANT COMPRESSOR MOUNTING EARS AND THE BRACKET MATING SURFASES. THIS EXCESSIVE CLEARANCE CAN CAUSE THE EARS ON THE CAST ALUMINUM COMPRESSOR TO CRACK WHEN THE
51F001
Jul 1, 1995
061000 ENGINE AND ENGINE COOLING:ENGINE
WITH THE MACHINED DOWEL METHOD OF INSTALLATION, RESEARCH HAS FOUND THAT FLYWHEEL HOUSING RUNOUT IS WELL WITHIN OLD SERVICE SPECIFICATION OF .010 INCH TOTAL INDICATED RUNOUT (TIR) WHEN CHECKED USING AN ALIGNMENT BAR THROUGH THE CYLINDER BLO
SL17B001
Jul 1, 1995
071120 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:MOUNTING
(APPLIES ONLY TO CHASSIS WITHOUT FAIRINGS). IF IT SHOULD BECOME NECESSARY TO REPLACE THE RIVETS ATTACHING THE STEP END CAPS TO THE STEP PLATES ON ALUMINUM FUEL TANK STEPS, IT IS ACCEPTABLE TO USE 5/16 INCH X 3/4 INCH BOLTS, NUTS AND LOCK W
03G002
Jun 1, 1995
034000 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
NEW Q PLUS CAMSHAFT AND RETURN SPRING FOR 16.5X5" AND 6" FRONT "Q" BRAKES. *TW