Model year record

1977 MACK CF

8 recall campaigns on file for this model year. No owner complaints on file.

Recalls

Recall campaignNHTSA 91V070000

Steering: linkages

Component
Steering: linkages
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
3,673
Reported to NHTSA
1991-05-01
Owners notified
1992-06-23

Defect description

STRESSES IMPOSED ON THE LEVER DURING TURNING MANEUVERS AND/OR IMPACT INCIDENTS, SUCH AS WOULD BE CAUSED BY CURBS OR ROAD SURFACE IRREGULARITY, REDUCE THE LIFE EXPECTANCY OF THE PART. THE STEERING LEVER MAY CRACK AND EVENTUALLY THE STRESSES COULD CAUSE THE STEERING LEVER TO BREAK.

Safety risk

A BROKEN STEERING LEVER WILL CAUSE LOSS OF STEERINGCONTROL WITHOUT PRIOR WARNING WHICH MAY RESULT IN A VEHICLE CRASH.

Manufacturer remedy

REPLACE THE DEFECTIVE STEERING ARMS.

Recall campaignNHTSA 85V157000

Steering: steering wheel/handle bar

Component
Steering: steering wheel/handle bar
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
143
Reported to NHTSA
1985-11-26
Owners notified
1986-08-27

Defect description

THE SPLINED STEERING SHAFT MAY NOT BE SUFFICIENTLY ENGAGED AS DESIGNED DUE TO INACCURATE DRILLING OF THE HOLES IN THE FRAME TO WHICH THE CAB FRONT MOUNT MEMBER IS BOLTED. UNDER CERTAIN CONDITIONS THE STEERING SHAFT MAY DISENGAGE. CONSEQUENCE OF DEFECT: A JARRING IMPACT MIGHT CAUSE DISENGAMENT OF THE SPLINED SHAFT RESULTING IN LOSS OF STEERING CONTROL AND POSSIBLY AN ACCIDENT.

Manufacturer remedy

REPLACE SHAFTS WHICH MEASURE UNDER THE MINIMUM ENGAGEMENT DIMENSIONS WITH LONGER SHAFT.

Recall campaignNHTSA 83V037000

Steering: steering wheel/handle bar

Component
Steering: steering wheel/handle bar
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
1,455
Reported to NHTSA
1983-04-05
Owners notified
1982-08-05

Defect description

ON THE INVOLVED VEHICLES THE FLOORBOARD OPENING AND THE STEERING COLUMN SEAL BRACKET DO NOT HAVE SUFFICIENT CLEARANCE TO ALLOW THE SHAFT TO TURN FREELY. THIS CAUSES THE PINCH BOLT TO BIND OR LOCK AGAINST THE SEAL BRACKET.

Manufacturer remedy

THE HOLE IN THE FLOORBOARD WILL BE ENLARGED TO ALLOW SUFFICIENT CLEARANCE OF THE STEERING COLUMN U-JOINT PINCH BOLT, AND A NEW BRACKET AND LAMP WILL BE INSTALLED AT NO CHARGE TO OWNER.

Recall campaignNHTSA 81V154000

Steering: steering wheel/handle bar

Component
Steering: steering wheel/handle bar
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
826
Reported to NHTSA
1981-12-29
Owners notified
1982-08-05

Defect description

THE FLOORBOARD OPENING AND THE STEERING COLUMN SEAL BRACKET MAY NOT ALLOW SUFFICIENT CLEARANCE FOR THE SHAFT TO TURN FREELY IN THE CENTER OF THE BRACKET/SEAL. THE PINCH BOLT IN THE COLUMN YOKE MAY BIND OR LOCK THE COLUMN AGAINST THE BRACKET, ALLOWING LITTLE OR NO WHEEL RETURN.

Manufacturer remedy

DEALER WILL ENLARGE THE HOLE IN THE FLOORBOARD TO PROVIDE CLEARANCE FOR THE STEERING COLUMN U-JOINT PINCH BOLT. A NEW BRACKET AND CLAMP WILL ALSO BE INSTALLED WITHOUT CHARGE TO OWNER.

Recall campaignNHTSA 78V172000

Steering: linkages: knuckle: spindle: arm

Component
Steering: linkages: knuckle: spindle: arm
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
13,800
Reported to NHTSA
1978-08-08
Owners notified
1979-02-22

Defect description

THE EXISTING CROSS STEERING ARMS MAY HAVE INSUFFICIENT FATIGUE LIFE IN THE NECK AREA. THIS IS NEAR THE BOSS FOR THE CROSS STEERING TUBE BALL JOINT CONNECTION. FAILURE OF EITHER OF THE CROSS STEERING LEVERS COULD LEAD TO LOSS OF STEERING CONTROL OF THE RIGHT FRONT WHEEL.

Manufacturer remedy

THE DEALER WILL INSPECT AND, IF NECESSARY, INSTALL CROSS STEERING ARMS OF IMPROVED DESIGN AND GREATER STRENGTH.

Recall campaignNHTSA 77V174000

Seat belts: front: anchorage

Component
Seat belts: front: anchorage
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
6,591
Reported to NHTSA
1977-10-12
Owners notified
1978-08-23

Defect description

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.

Manufacturer remedy

DEALER WILL INSPECT AND, IF NECESSARY, REPLACE SEAT BELT ASSEMBLIES WITHOUT CHARGE TO OWNER.

Recall campaignNHTSA 77V173000

Engine and engine cooling: cooling system: fan

Component
Engine and engine cooling: cooling system: fan
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
48,000
Reported to NHTSA
1977-10-12
Owners notified
1978-03-23

Defect description

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.

Manufacturer remedy

DEALER WILL REPLACE THE ORIGINAL FAN WITH A STEEL FIXED BLADE FAN, FREE OF CHARGE.

Recall campaignNHTSA 77V096000

Wheels

Component
Wheels
Manufacturer
MACK TRUCKS, INCORPORATED
Vehicles affected
825
Reported to NHTSA
1977-06-17
Owners notified
1977-09-09

Defect description

THE FRONT WHEEL RIM CLAMP STUDS, INSTALLED ON THE INVOLVED VEHICLES, MAY NOT HAVE BEEN MANUFACTURED CORRECTLY, CAUSING A BRITTLE CONDITION IN THE THREAD ROOT AREA. THE STUDS COULD EVENTUALLY CRACK AND BREAK WHEN WHEEL NUTS ARE TIGHTENED TO SPECIFICATIONS.

Manufacturer remedy

THE DEALER WILL REPLACE ALL SUSPECT FRONT WHEEL STUDS, WITHOUT CHARGE TO OWNER.

Owner complaints

A complaint is one person's report to a federal agency. It is not a finding.

No complaints recorded for this model year.

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.