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Caroops Home
1977 MACK HMM
(4 Recalls Found)
Other Recall Years for MACK HMM:
1976
1975
1974
1973
1972
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,
HMM6856S,
LE,
MACK,
MB,
MB SERIES,
MB400,
MB600,
MC,
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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SEAT BELTS:FRONT:ANCHORAGE
NHTSA Campaign No. 77V174000
| Defect Summary: | THE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 209, "SEATBELT ASSEMBLIES". ALTHOUGH THE SEATBELTS IN QUESTION PERFORMED MARGINALLY WITH RESPECT TO THE 5000 LB. LOAD REQUIREMENT, ADDITIONAL TESTING CONFIRMED THAT THE ANCHOR COULD FAIL, ALLOWING EITHER THE ANCHOR TO SLIP OVER THE HOLD-DOWN NUT OR THE ANCHOR TO SEPARATE INTO TWO PIECES. |
| Consequence Summary: | |
| Corrective Summary: | DEALER WILL INSPECT AND, IF NECESSARY, REPLACE SEAT BELT ASSEMBLIES WITHOUT CHARGE TO OWNER. |
| Manufacturer of Recalled Product: | MACK TRUCKS, INC |
| Begin Date of Manufacturing: | |
| End Date of Manufacturing: | |
| Vehicle, Equipment or Tire Report: | V |
| Potenial Number of Units Affected: | 6591 |
| Date Owner Notified by Manufacturer: | 19780823 |
| Recall Initiator: | MFR |
| Manufacturer that Filed Report: | MACK TRUCKS, INCORPORATED |
| Report Received Date: | 19771012 |
| Record Creation Date: | 19791012 |
| Regulation Part Number: | 571 |
| Federal Motor Vehicle Safety Standard Number: | 209 |
| Caroops Record ID: | 65359 |
ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
NHTSA Campaign No. 77V173000
| Defect Summary: | THE FLEX BLADE FANS ON THE INVOLVED VEHICLES MAY DEVELOP CRACKS IN THE LAMINATED STIFFENER AS A RESULT OF FATIGUE DURING OPERATION. IF SUCH A CONDITION EXISTS AND THE CRACKS GO UNDETECTED, CONTINUED OPERATION COULD CAUSE PIECES OF THE STIFFENER TO BREAK OFF. |
| Consequence Summary: | |
| Corrective Summary: | DEALER WILL REPLACE THE ORIGINAL FAN WITH A STEEL FIXED BLADE FAN, FREE OF CHARGE. |
| Manufacturer of Recalled Product: | MACK TRUCKS, INC |
| Begin Date of Manufacturing: | |
| End Date of Manufacturing: | |
| Vehicle, Equipment or Tire Report: | V |
| Potenial Number of Units Affected: | 48000 |
| Date Owner Notified by Manufacturer: | 19780323 |
| Recall Initiator: | ODI |
| Manufacturer that Filed Report: | MACK TRUCKS, INCORPORATED |
| Report Received Date: | 19771012 |
| Record Creation Date: | 19791012 |
| Regulation Part Number: | |
| Federal Motor Vehicle Safety Standard Number: | |
| Caroops Record ID: | 23288 |
SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET
NHTSA Campaign No. 77V205000
| Defect Summary: | A DEFICIENCY EXISTS IN THE WELDS SECURING THE REAR SPRING INSULATOR BRACKET TO THE AXLE HOUSING. THIS IS DUE TO IMPROPER POSITIONING OF THE WELD, IN RELATIONSHIP TO THE BRACKET AND AXLE HOUSING. FAILURE OF THE WELDS WOULD CAUSE SEPARATION OF THE SPRING INSULATOR BRACKET AND THE AXLE HOUSING, RESULTING IN IMPROPER ALIGNMENT OF THE AFFECTED AXLE. |
| Consequence Summary: | |
| Corrective Summary: | DEALER WILL REWELD THE INSULATOR SPRING BRACKET AT NO COST TO OWNER. |
| Manufacturer of Recalled Product: | MACK TRUCKS, INC |
| Begin Date of Manufacturing: | 19770501 |
| End Date of Manufacturing: | 19771001 |
| Vehicle, Equipment or Tire Report: | V |
| Potenial Number of Units Affected: | 7400 |
| Date Owner Notified by Manufacturer: | 19780314 |
| Recall Initiator: | MFR |
| Manufacturer that Filed Report: | MACK TRUCKS, INCORPORATED |
| Report Received Date: | 19771121 |
| Record Creation Date: | 19791012 |
| Regulation Part Number: | |
| Federal Motor Vehicle Safety Standard Number: | |
| Caroops Record ID: | 13231 |
SEAT BELTS:FRONT:ANCHORAGE
NHTSA Campaign No. 77V204000
| Defect Summary: | THE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NOS. 207, "SEATING SYSTEMS", AND 210, "SEAT BELT ASSEMBLY ANCHORAGES". VEHICLES EQUIPPED WITH VIKING T-BAR SEATS HAVE THE SEAT BELT ANCHORAGE LOCATED UNDER THE SEAT. THE TETHER BELT RUPTURED WHEN SUBJECTED TO THE FORCES REQUIRED IN THE SAFETY TEST. |
| Consequence Summary: | |
| Corrective Summary: | DEALER WILL RELOCATE THE TETHER BELT FLOOR ANCHORAGE TO CORRECT THE PROBLEM, WITHOUT CHARGE TO OWNER. |
| Manufacturer of Recalled Product: | MACK TRUCKS, INC |
| Begin Date of Manufacturing: | |
| End Date of Manufacturing: | |
| Vehicle, Equipment or Tire Report: | V |
| Potenial Number of Units Affected: | 11 |
| Date Owner Notified by Manufacturer: | 19780414 |
| Recall Initiator: | MFR |
| Manufacturer that Filed Report: | MACK TRUCKS, INCORPORATED |
| Report Received Date: | 19771121 |
| Record Creation Date: | 19791012 |
| Regulation Part Number: | 571 |
| Federal Motor Vehicle Safety Standard Number: | 207 |
| Caroops Record ID: | 13229 |
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