Mack Mack 1986

Model Mack made in 1986 by Mack got 2 consumer complains there is 1 investigation as well as 5 recalls. Consumer complaints with reference, among others things, to tires, wheels. The car had one investigation (suspension). There were some recalls concerningpower train, service brakes, air and suspension.

Model 1986

Recalls


CampaignManufacturerManufacturing dateType# of units affectedDate Owner notified MfgRecall Initiated byManufacturers of recalled vehicles/productsReport Recieved DateRecord Creation DateRegulation Part NumberFMVSS Number
POWER TRAIN - AXLE ASSEMBLY - AXLE SHAFT
86V005000MACK TRUCKS, INCORPORATEDfrom 06/01/1985 to 12/01/1985V (Vehicle)48402/03/1986MFRMACK TRUCKS, INC01/14/198601/21/1986
Defect SummaryIncorrect inner wheel bearings were installed in the rear axles which wears a groove in the spindle due to a poor fit. consequence of defect: a deep groove could cause the axle housing to break and result in a vehicle crash without prior warning.
Consequence Summary
Corrective SummaryReplace inner wheel bearing with correct bearing. also, if a groove is present, remove the groove and assure that no cracks are present. replace housing if cracked.
NotesSystem: rear axle inner bearing.vehicle description: heavy duty trucks equipped with mack ss440c or sw440c rear axle.
SERVICE BRAKES, AIR - SUPPLY - HOSES, LINES/PIPING, AND FITTINGS
88V126000MACK TRUCKS, INCORPORATEDfrom 05/01/1985 to 07/01/1986V (Vehicle)2410607/22/1988OVSCMACK TRUCKS, INC07/28/198808/08/1988571106
Defect SummarySome air brake hose assemblies may not comply with burst strength requirements of fmvss 106.
Consequence SummaryVehicles do not comply with standard.
Corrective SummaryReplace suspect hose assemblies.
NotesSystem: air brake hose assembly/fmvss 106.vehicle description: heavy duty trucks.
SUSPENSION - REAR - SPRINGS - AIR SUSPENSION SYSTEM
87V010000MACK TRUCKS, INCORPORATEDfrom 11/01/1971 to 02/01/1987V (Vehicle)523502/09/1987ODIMACK TRUCKS, INC02/09/198702/13/1987
Defect SummaryCrossmember can be overstressed and can fail, allowing the broken crossmember to protude above the top of the frame and interfere with chassis components.
Consequence SummaryTrailer handling could be affected during turningmaneuvers which could result in loss of truck control and a crash. also, acompletely separated crossmember could affect height of suspension air springsand the resulting lean could result in loss of control.
Corrective SummaryInstallation of a bolted double plate type crossmember to replace the standard channel type crossmember.
NotesSystem: rear crossmember with neway air suspension.vehicle description: heavy duty trucks:dm,f,fm,mc,mce,mh,mr,r,rd,rs,rl,rw,rwl,rws and u models equipped with neway airride drive axle suspension.
SUSPENSION - REAR - SPRINGS - LEAF SPRING ASSEMBLY
90V010000MACK TRUCKS, INCORPORATEDfrom 01/01/1978 to 12/01/1987V (Vehicle)1480009/19/1990MFRMACK TRUCKS, INC01/23/199002/06/1990
Defect SummaryThe 7/8 inch spring eye bolts within the spring eye bushing hanger bracket of the rear suspension may fail.
Consequence SummaryThe spring could fall onto the road surface, without warning to the driver, and a vehicle crash could occur due to the sudden drag of the spring.
Corrective SummaryReplace all 7/8 inch diameter spring eye bolts with 1 inch diameter bolts.
NotesSystem: suspension; spring eye bolt.vehicle description: heavy duty trucks with st34 or st 38 rear suspension.
SUSPENSION - REAR - SPRINGS - LEAF SPRING ASSEMBLY - U-BOLT, LEAF SPRING TO AXLE
89V022000MACK TRUCKS, INCORPORATEDfrom 01/01/1984 to 01/01/1989V (Vehicle)1808/23/1989MFRMACK TRUCKS, INC02/17/198902/27/1989
Defect SummaryAn incorrect 3/4 inch bolt was installed on rt/rs 450 suspension.
Consequence SummaryThis bolt may break, causing disengagement of the beam connection of rear suspension, resulting in loss of control, which could result in an accident.
Corrective SummaryRetrofit chassis with 1 inch bolts.
NotesSystem: suspension.vehicle description: heavy duty trucks built with hendrickson rt/rs 450suspension.

Investigations


NHTSA IDManufacturerDate openDate closeSubjectRecall campaign
SUSPENSION - REAR - SPRINGS - AIR SUSPENSION SYSTEM
PE87005MACK TRUCKS, INC11/07/198602/17/1987CROSSMEMBER CRACKING87V010000
 There is no summary currently available

Consumer Complaints


Fail datemilesoccurencesPurchase date
TIRES
12/16/19971
 Right front tires broke free due to studs breaking off.
WHEELS - CAP/COVER/HUB
12/27/19961
 Wheel cap came off from left side of the 5th axle striking the windshield of another vehicle. ( new jersey state police report)