Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,701 bulletins for MACK
121031
Jun 9, 2006
020000 SUSPENSION
SUSPENSION CROSSMEMBERS - CXN AND CHN MODELS EQUIPPED WITH MACK AL SUSPENSION. *TT
136009
Apr 7, 2006
020000 SUSPENSION
SEVERE-SERVICE TRANSVERSE TORQUE RODS USED ON CHASSIS MANUFACTURED PRIOR TO JANUARY 3, 2000 AND EQUIPPED WITH MACK AL SUSPENSION. *TT
622026
Nov 8, 2004
162800 STRUCTURE:BODY:HOOD
HOOD-MOUNTED MIRROR REINFORCEMENT PLATE. MACK CX MODEL. *TT
234010
Nov 3, 2004
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
VERTICAL EXHAUST STACK HEAT SHIELD CLAMPS. MACK CXN, CHN MODELS. *TT
611001
Apr 6, 2004
161100 STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS
CAB SILL INSPECTION AND REPAIR PROCEDURES. *TT MACK TRUCKS LE. MODEL YEAR UNKNOWN. *MJ
231001
Oct 24, 2003
072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
INSTALLATION OF THERMAL HEAT SLEEVE ON FUEL RETURN LINE. *JB
231010
Sep 29, 2003
061000 ENGINE AND ENGINE COOLING:ENGINE
FUEL STARVATION CAUSED BY A PLUGGED PRE-PUMP FILTER ON ASET AC ENGINES. *TT
232019
Sep 29, 2003
060000 ENGINE AND ENGINE COOLING
COOLANT LOSS (PUSHING OUT THE COOLANT RECOVERY BOTTLE) AND/OR HIGH ENGINE OIL TEMPERATURES MAY BE NOTICED. *TT
559
Sep 12, 2003
106000 POWER TRAIN:AXLE ASSEMBLY
ADJUSTABLE TRANSVERSE TORQUE ROD PINCH BOLT TORQUE. CX, CH AND CL MODEL CHASSIS MANUFACTURED MARCH 18, 2002 THROUGH JUNE 25, 2003. *TT
557
Aug 29, 2003
090000 FUEL SYSTEM, OTHER
AIR IN THE FUEL SYSTEM CAN BE EXPERIENCED ON CERTAIN MODEL CHASSIS. TO ELIMINATE THIS CONDITION, THE STANADYNE MODEL FM1000 WATER SEPARATOR/PRE-FILTER ARRANGEMENT HAS BEEN MADE AVAILABLE TO REPLACE THE EXISTING STANADYNE MODEL FM100 FILTER
329005
Aug 28, 2003
103600 POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES
REVISED TRANSMISSION OIL COOLER MOUNTING BRACKETS. *TT
200200323701
Aug 25, 2003
061000 ENGINE AND ENGINE COOLING:ENGINE
VTG TURBO ACTUATOR FLANGE BOLT LOOSENING. *TT
723007
Jul 18, 2003
046300 SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR
THE ANTILOCK BRAKE SYSTEM (ABS) SENSOR WIRE INSULATION MAY RUB THROUGH IN THE AREA WHERE THE HARNESS IS LOOPED AND SECURED TO THE BRAKE CHAMBER LINES AT THE REAR DRIVE AXLE. THIS CONDITION MAY LEAD TO CORRODED WIRE STRANDS, RESULTING IN A
200200319101
Jul 10, 2003
061000 ENGINE AND ENGINE COOLING:ENGINE
INSTANCES OF ASET AC ENGINES WHICH WON'T START OR RUN VERY POORLY, USUALLY WITH BAD MISFIRE AND/OR VERY LOW POWER. *TT
662005
Jun 30, 2003
160000 STRUCTURE
TO PREVENT CHAFING DAMAGE THAT CAN OCCUR TO THE BATTERY BOX COVER ON A CHASSIS EQUIPPED WITH FULL FAIRINGS, A CHASSIS FAIRING TIE BAR HAS BEEN DEVELOPED AND IS AVAILABLE. *TT
215024
Jun 12, 2003
062200 ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
BEHR ELECTRONICALLY MODULATED FAN DRIVE. *TT
200200316201
Jun 11, 2003
060000 ENGINE AND ENGINE COOLING
ENGINE PUSHING COOLANT AND/OR HIGH OIL TEMPERATURE AND/OR HIGH COOLANT TEMPERATURE. *TT
214003
May 30, 2003
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
LOOSE EXHAUST MANIFOLD BOLTS. *TT
231009
May 30, 2003
071100 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
HEAVY-DUTY FUEL TANK SUPPORT BRACKET (J-BRACKET). *TT
637020
May 30, 2003
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
HEATER/AIR CONDITIONER CAB CONTROL BOARD FUSE. *TT
400200314301
May 23, 2003
106000 POWER TRAIN:AXLE ASSEMBLY
OIL LEAKS AT THE CARRIER MOUNTING FOR D/R 404, 405, AND 454 SERIES DANA SPICER (EATON) REAR AXLES. *TT
651002
May 20, 2003
221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
DRIVER'S SIDE AIR SEAT LEVELING VALVE. *TT
273007
May 19, 2003
061000 ENGINE AND ENGINE COOLING:ENGINE
INACCURATE/INOPERATIVE OXYGEN SENSOR FOLLOWING AN ENGINE REPAIR - E7G NATURAL GAS ENGINES. *TT
732006
May 19, 2003
091200 FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
INOPERATIVE FUEL GAUGE - E7G NATURAL GAS ENGINES. *TT