44Affected configurations shown23,000Potential units affected—Latest completion context
What can happen
Safety consequence
IN THE EVENT OF TURBOCHARGER COMPRESSOR WHEEL FAILURE, ONE OR MORE OF THE FOUR CAPSCREWS THAT HOLD THE TURBOCHARGER TOGETHER MAY BE STRUCK BY PARTS OF THE COMPRESSOR WHEEL, RESULTING IN THE CAPSCREWS BEING DAMAGED. IF THESE CAPSCREWS ARE DAMAGED TO THE POINT THAT THEY ALLOW THE COMPRESSOR BACK PLATE TO DISLOCATE FROM THE TURBOCHARGER BEARING HOUSING, ENGINE LUBRICATING OIL MAY BE ALLOWED TO ESCAPE UNDER PRESSURE, CONTACTING THE ENGINE EXHAUST MANIFOLD SECTIONS OR TURBOCHARGER TURBINE HOUSING.
What fixes it
Official remedy
DEALER WILL INSTALL A SHIELD FOR THE HEADS OF THE FOUR CAPSCREWS, ALONG WITH STRONGER SAE 8 GRADE 8 CAPSCREWS, IF NECESSARY, AT NO COST TO OWNER.
Recall lifecycle
Repair completion history
Campaign-level completion reporting. This does not determine whether a particular VIN has been repaired.
Latest reported completion: available in the live DOT record.
Affected vehicles
Vehicle configurations connected to 79V133000
1979 MACK RWLOpen vehicle record →1979 MACK RWSOpen vehicle record →1979 MACK RLOpen vehicle record →1979 MACK UOpen vehicle record →1979 MACK MROpen vehicle record →1979 MACK RDOpen vehicle record →1979 MACK ROpen vehicle record →1979 MACK RSOpen vehicle record →1979 MACK RMOpen vehicle record →1979 MACK WSOpen vehicle record →1979 MACK WLOpen vehicle record →1979 MACK DMOpen vehicle record →1979 MACK FOpen vehicle record →1979 MACK MCOpen vehicle record →1979 MACK DMMOpen vehicle record →1978 MACK WLOpen vehicle record →1978 MACK FOpen vehicle record →1978 MACK UOpen vehicle record →1978 MACK ROpen vehicle record →1978 MACK WSOpen vehicle record →1978 MACK RSOpen vehicle record →1978 MACK RLOpen vehicle record →1978 MACK RMOpen vehicle record →1978 MACK RWSOpen vehicle record →1978 MACK RWLOpen vehicle record →1978 MACK RDOpen vehicle record →1978 MACK DMOpen vehicle record →1978 MACK DMMOpen vehicle record →1978 MACK MROpen vehicle record →1978 MACK MCOpen vehicle record →1977 MACK RWSOpen vehicle record →1977 MACK ROpen vehicle record →1977 MACK DMOpen vehicle record →1977 MACK FOpen vehicle record →1977 MACK RDOpen vehicle record →1977 MACK RMOpen vehicle record →1977 MACK MROpen vehicle record →1977 MACK MCOpen vehicle record →1977 MACK UOpen vehicle record →1977 MACK DMMOpen vehicle record →1977 MACK WSOpen vehicle record →1977 MACK WLOpen vehicle record →1977 MACK RSOpen vehicle record →1977 MACK RLOpen vehicle record →
Owner action
Campaign pages describe the public recall record. To determine whether your specific vehicle has an unrepaired recall, use your VIN and verify the current status through NHTSA.