1971 MACK RL Recalls (8)
- Campaign:
- 71V226000 on 10/11/1979
- Component:
- Wheels:center section
- Manufactured:
- 08/31/1970 - 03/31/1971
- Affected:
- 238
- Notes:
- Mack truck campaign no u1001.sept.22, 1970 thru april 6, 1 971.trucks.possibility that front hub may be defective.f ailure of front axle hub couldresult in loss of vehicle contr ol.(correct by inspecting and replacing hubwhere necessary. ) vehicle chassis with rockwell-standard fh901 or fl901 front axl
- Campaign:
- 72V310000 on 10/11/1979
- Component:
- Suspension:front:shock absorber
- Manufactured:
- 06/30/1969 - 07/31/1972
- Affected:
- 132
- Notes:
- Mack truck campaign no sco 38.manfd 7/22/1972 thru 8/21/72.trucks.possibility that front shock absorber mounting bracket may fail.if conditionexists, it could allow shock absorber to interfere with steering linkage.(correct by inspecting and installing improved lower shock absorber mountingbrackets where necessary).models equipped with 1200 and 1400 sq in radiators.
- Campaign:
- 74V032000 on 10/11/1979
- Component:
- Power train:axle assembly:banjo housing
- Affected:
- 9,019
- Notes:
- Mack trucks campaign no n/a.with sn56 and sw57 bogie housings.built mar1971 thru jun 1972.trucks.possibility that the bogie housing wall thicknessat the left inner wheel bearing race may not meet specific dimensionalrequirements.if this condition exists, it could lead to spindle failure,resulting in loss of a rear wheel assembly.(correct by inspecting andreplacing brgie housing where necessary).
- Campaign:
- 72V126000 on 10/11/1979
- Component:
- Steering:linkages
- Manufactured:
- 07/31/1971 - 10/31/1971
- Affected:
- 668
- Notes:
- Mack service bulletin no r1006.mack western.trucks.possibility that powersteering cylinder tie rod clamp may fail.clamp failure will result in loss ofpower steering assist.could also cause binding condition which couldinterfere with steering control.(correct by inspecting and installing newimproved clamp where necessary.)
- Campaign:
- 72V127000 on 10/11/1979
- Component:
- Fuel system, gasoline:fuel injection system
- Manufactured:
- 07/31/1970 - 08/31/1971
- Affected:
- 1,410
- Notes:
- Mack service bulletin no g1003.equipped with american-bosch ape-8vbb fuelinjection pump.manfd 9-70 thru 10-16 1971.trucks.possibility that linkconnecting governor fulcrum lever to fuel injection pump control racks canbreak and cause loss of fuel delivery controlto engine.should this conditionoccur, it could impair vehicle control.(correct by inspecting and installingspring clip on fulcrum lever to prevent engine overspeed.)
- Campaign:
- 73V153000 on 10/11/1979
- Component:
- Communications:horn assembly
- Manufactured:
- 01/31/1971 - 05/31/1973
- Affected:
- 1,285
- Notes:
- Mack trucks campaign no n/a.manuf'd feb.1971 thru june 1973.trucks.possibility that the electric horn mounting bracket could crack and fail.ifthis condition exists the horn could interfere with steering shaft universaljoint and cause steering lockup in a left hand turn situation.(correct byinspecting and replacing horn assembly with improved type bracket).
- Campaign:
- 72V259000 on 10/11/1979
- Component:
- Suspension:rear
- Manufactured:
- 03/31/1966 - 08/31/1972
- Affected:
- 1,755
- Notes:
- Mack truck campaign no sco37.trucks equipped w/radl 5281 or r170 rear axle.possibility that rear spring clamp plate may develop cracks which could lead toclamp failure.if clamp fails it would permit the axle to shift on spring andcould interfere with vehicle control.(correct by inspecting and replacingspring clamp plates with improved types.)
- Campaign:
- 71V131000 on 10/11/1979
- Component:
- Communications:horn assembly
- Affected:
- 2,630
- Notes:
- Mack truck campaign no n/a.western chassis with fiberglass h ood.trucktractors.possibility that nut that secures elect ric horn bracket mounted onleft splash apron which is a partof hood and fender assembly may loosen.ifnut backs off, hor n may fall into position where it could lock steering shaftan d interfere with steering control.(correct by present partswith newimproved parts.)
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