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1977 MACK MC
(1 Recall Found)

Other Recall Years for MACK MC: 1992 1991 1990 1989 1988 1987 1979 1978

Other Recall Models for MACK: ALL W MODELS, B, C, CF, CH, CH SERIES, CH600, CHN, CHR, CHU, CL, CL713, CL733, CLASS 8, CM400, CONQUEST, CS 200, CS 200P, CS 250, CS 250P, CS 300, CS 300P, CS 300T, CT, CTP, CV, CV500, CV713, CX, CX613, CXN, CXP, CXU, DM, DM SERIES, DM400, DM6, DM600, DM6116S, DM6856S, DM6858S, DM886, DMM, DMM SERIES, F, F SERIES, F795, F795ST, F797, FAP, FC, FCA, FCS, FDM, FDM7133R, FIRE TRUCK, FL, FL795, FL797, FM, FM SERIES, FS, FS795, FS797, FWS, GU, HMM, HMM6856S, LE, MACK, MB, MB SERIES, MB400, MB600, MC SERIES, MC600, MC606, MH, MHR, MIDLINER, MR, MR SERIES, MR600, MR600P, MS200, MS200P, MS250, MS250P, MS300, MS300P, MS300T, R, R SERIES, R600, R685ST, R685T, R700, R773ST, R795, R797, RB, RB6, RB600S, RD, RD SERIES, RD400, RD6, RD600, RD795, RD797, RD8, RL, RL SERIES, RL600, RL685, RL767, RL773, RL785, RL795, RL797, RM, RM SERIES, RM400, RM600, RS, RS SERIES, RS600, RS685, RS711, RS737, RS747, RS767, RS785, RS795, RS797, RW, RW SERIES, RWI, RWL, RWS, U, U SERIES, WL, WS,

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ENGINE AND ENGINE COOLING:ENGINE
NHTSA Campaign No. 79V133000
Defect Summary: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.
Consequence Summary:
Corrective Summary: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.
Manufacturer of Recalled Product:MACK TRUCKS, INC
Begin Date of Manufacturing:19770201
End Date of Manufacturing:19790301
Vehicle, Equipment or Tire Report:V
Potenial Number of Units Affected:23000
Date Owner Notified by Manufacturer:19791102
Recall Initiator:ODI
Manufacturer that Filed Report:MACK TRUCKS, INCORPORATED
Report Received Date:19790531
Record Creation Date:19791012
Regulation Part Number:
Federal Motor Vehicle Safety Standard Number:
Caroops Record ID:18614

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