Access the National Highway Traffic Safety database of 2007 MACK CHN recalls and defects
found on 2007 MACK CHN automobiles. The National Highway Traffic Safety administration is authorized
to order the 2007 MACK CHN manufacturers to recall and repair vehicles or parts of motor
vehicle equipment when its investigation indicates that they contain serious safety defects in their structure,
or performance.
Look up customer problems!
| Vehicle | Component | Manufacterer |
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| 2006-2008 MACK CHN | TRAILER HITCHES:FIFTH WHEEL ASSEMBLY Units affected: 950 | MACK TRUCKS, INC Report Date: 2007-10-23 |
| Summary: 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. |  |
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| 2002-2007 MACK CHN | FUEL SYSTEM, DIESEL Units affected: 35649 | MACK TRUCKS, INC Report Date: 2007-09-05 |
| Summary: 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. |  |
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| 2005-2007 MACK CHN | SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE Units affected: 21847 | MACK TRUCKS, INC Report Date: 2007-08-15 |
| Summary: 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. AFTER PROLONGED USE OF THE PARKER SCV, THE VALVE BODY RETAINER MAY BECOME EXCESSIVELY WORN AND EVENTUALLY BREAK APART. PIECES OF THE PARKER SCV CAN BECOME LODGED INSIDE THE SR-7 SPRING BRAKE MODULATING VALVE, POTENTIALLY CAUSING EITHER LEAKAGE OUT OF THE SR-7 VALVE OR PREVENTING AIR FROM PROPERLY EXHAUSTING FROM THE SR-7 VALVE. |  |
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| 2006-2007 MACK CHN | PARKING BRAKE Units affected: 18805 | MACK TRUCKS, INC Report Date: 2007-08-15 |
| Summary: 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. |  |
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| 2007 MACK CHN | FUEL SYSTEM, DIESEL Units affected: 9102 | MACK TRUCKS, INC Report Date: 2007-04-13 |
| Summary: CERTAIN TRUCKS WERE RECALLED FOR THE INSTALLATION OF SLEEVES ON THE FUEL INJECTION LINE AS REQUIRED BY SAFETY RECALL SC0317 (NHTSA RECALL NO. 06V392). THERE IS A POSSIBILITY THAT THE NEW SLEEVES MAY CHAFE THE FUEL INJECTION LINE. |  |
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| 2007 MACK CHN | POWER TRAIN:AXLE ASSEMBLY Units affected: 51 | MACK TRUCKS, INC Report Date: 2007-03-21 |
| Summary: 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. |  |
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| 2007 MACK CHN | STEERING Units affected: 2085 | MACK TRUCKS, INC Report Date: 2007-02-01 |
| Summary: ON CERTAIN TRUCKS, THE NUT THAT RETAINS THE STEERING WHEEL MAY NOT HAVE BEEN INSTALLED. |  |
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| 2003-2007 MACK CHN | FUEL SYSTEM, DIESEL Units affected: 40204 | MACK TRUCKS, INC Report Date: 2006-10-13 |
| Summary: 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 . |  |
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| 2007 MACK CHN | SERVICE BRAKES, AIR Units affected: 1102 | MACK TRUCKS, INC Report Date: 2006-09-26 |
| Summary: ON CERTAIN TRUCKS, THE BRAKE CAM TUBES ON THE STEER AND DRIVE AXLES MAY NOT HAVE BEEN GREASED. |  |
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| 2004-2007 MACK CHN | FUEL SYSTEM, DIESEL Units affected: 342 | MACK TRUCKS, INC Report Date: 2006-08-03 |
| Summary: ON CERTAIN TRUCKS, THE FUEL LINE CROSSOVER BRACKET MAY PREMATURELY FAIL AND UNEXPECTEDLY FALL TO THE ROAD. THE LOCATION AND SIZE OF THE BRACKET DRAWS A CONCERN TO THE BRACKET BEING PICKED UP AND THROWN BY THE DRIVE AXLE WHEELS. |  |
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