Macktrucks

December 23, 2008

United States

Mack Trucks, Inc.

MACK IS RECALLING 34,269 MY 1999-2005 CX AND MY 2004-2008 CXN TRUCKS. THE HEADLIGHT SWITCH MAY PREMATURELY FAIL RESULTING IN INOPERATIVE OR INTERMITTENT HEADLIGHTS.

July 23, 2008

United States

Mack Trucks, Inc.

MACK IS RECALLING CERTAIN MY 2009 TRUCKS EQUIPPED WITH HELLA HEADLAMPS FOR FAILING TO COMPLY WITH THE PHOTOMETRIC OUTPUT REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, 'LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

April 17, 2008

United States

Mack Trucks, Inc.

MACK IS RECALLING 66 MY 2009 GU TRUCKS EQUIPPED WITH BENDIX MV-3 DASH CONTROL VALVES. THE MOLDED VALVE BODY HAS AN INCORRECT CORE PIN IN THE INJECTION MOLD CAUSING THE VALVE BODY TO BE OVERSIZED IN THE DOUBLE CHECK VALVE AREA.

March 26, 2008

United States

Mack Trucks, Inc.

MACK IS RECALLING 218 MY 2006-2007 MR TRUCKS. A CHECK VALVE WAS OMITTED FROM THE SECONDARY SUPPLY PORT OF THE SR-7 SPRING BRAKE MODULATING VALVE.

December 14, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, AN INCORRECT SWITCH MAY HAVE BEEN USED.

November 19, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, THE BOLTS THAT ATTACH THE STEERING GEAR TO THE FRAME MAY NOT HAVE BEEN TIGHTENED TO THE SPECIFIED TORQUE.

October 23, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS EQUIPPED WITH A SAF HOLLAND SIMPLEX FIFTH WHEEL, THE LEVER ARM PIVOT BOLT MAY HAVE BEEN OVER TIGHTENED. AN OVER TIGHTENED PIVOT BOLT CAN DISTORT THE PIVOT BOLT SPACER SLEEVE, WHICH MAY PREVENT THE FIFTH WHEEL LATCH JAW FROM CLOSING AND LATCHING SECURELY AROUND THE TRAILER KING PIN.

October 11, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, THE DAYTIME RUNNING LIGHTS (DRL) MODULE MAY CONTAIN A SUSPECT METAL-OXIDE-SEMICONDUCTOR FIELD EFFECT TRANSISTOR (MOSFET) THAT COULD OVERHEAT.

September 5, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS EQUIPPED WITH ASET AC MODEL ENGINES, THE ENGINE AS CONFIGURED WITH AN EXTERNAL EXHAUST GAS RECIRCULATION SYSTEM MAKES SERVICING THE FUEL INJECTION LINES DIFFICULT WHEN USING TRADITIONAL TOOLS. THEREFORE, IT IS POSSIBLE FOR FUEL LEAKS TO DEVELOP WHEN REMOVING AND INSTALLING THE FUEL INJECTION LINES.

August 15, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS EQUIPPED WITH PARKER SINGLE CHECK VALVES (SCV) PROVIDED BY BENDIX. THE DEFECT EXISTS IN THE PARKER SCV THAT CONNECTS WITH THE SUPPLY PORT OF THE SR-7 SPRING BRAKE MODULATING VALVE. United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS EQUIPPED WITH BENDIX SR-7 SPRING BRAKE MODULATING VALVES, THE INTERNAL RUBBER CHECK VALVE MAY LEAK CAUSING A DELAY IN THE APPLICATION OF THE SPRING BRAKES TO PARK THE VEHICLE AFTER THE OPERATOR PULLS THE DASH VALVE BUTTON.

August 7, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, AN UNPROTECTED LEAD IN THE THERMOSWITCH OF THE HEATER MAY MAKE CONTACT WITH ANOTHER POST POSSIBLY CREATING A SHORT CIRCUIT, WHICH CAN RESULT IN CONTINUOUS OPERATION OF THE HEATING ELEMENT.

July 24, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, THE NUT USED TO RETAIN THE STEERING SHAFT MAY OR MAY NOT BE A LOCK NUT THAT HAS THE LOCKING FEATURE. A LOCK NUT IS REQUIRED TO PROVIDE ADDITIONAL RESISTANCE TO ENSURE THAT THE NUT DOES NOT COME LOOSE.

April 13, 2007

United States

Mack Trucks, Inc.

CERTAIN TRUCKS WERE RECALLED FOR THE INSTALLATION OF SLEEVES ON THE FUEL INJECTION LINE AS REQUIRED BY SAFETY RECALL SC0317 (NHTSA RECALL NO. 06V392).

March 21, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, THE AXLE HOUSINGS MAY HAVE BEEN MANUFACTURED WITH STEEL THAT WAS OUT OF SPECIFICATION WHICH COULD RESULT IN A FATIGUE FAILURE OVER TIME.

March 14, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, THE COTTER PIN THAT RETAINS THE BRAKE PEDAL CLEVIS PIN MAY NOT HAVE BEEN INSTALLED. THE CLEVIS PIN CONNECTS THE BRAKE PEDAL TO THE BRAKE FOOT VALVE.

February 15, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS EQUIPPED WITH A 46K POUND CHALMERS REAR SUSPENSION, THE ADJUSTABLE TORQUE RODS USED ON THE SUSPENSION MAY BE BRITTLE. United States

Mack Trucks, Inc.

CERTAIN TRUCKS EQUIPPED WITH HAULMAX REAR SUSPENSIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS.

February 1, 2007

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, THE NUT THAT RETAINS THE STEERING WHEEL MAY NOT HAVE BEEN INSTALLED.

October 13, 2006

United States

Mack Trucks, Inc.

ON CERTAIN TRUCKS, A LEAK IN THE ASET AC FUEL INJECTION LINE MAY SPRAY FUEL ON THE EXHAUST GAS RECIRCULATION PIPES THAT CARRY HOT EXHAUST GASES .